28367111680

素因数分解:

$2^9\times 5^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:776

約数の個数: 160

約数和(自身を含む): 69026769504

約数和(自身を除く): 40659657824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 163, 256, 314, 320, 326, 433, 512, 628, 640, 652, 785, 815, 866, 1256, 1280, 1304, 1570, 1630, 1732, 2165, 2512, 2560, 2608, 3140, 3260, 3464, 4330, 5024, 5216, 6280, 6520, 6928, 8660, 10048, 10432, 12560, 13040, 13856, 17320, 20096, 20864, 25120, 25591, 26080, 27712, 34640, 40192, 41728, 50240, 51182, 52160, 55424, 67981, 69280, 70579, 80384, 83456, 100480, 102364, 104320, 110848, 127955, 135962, 138560, 141158, 200960, 204728, 208640, 221696, 255910, 271924, 277120, 282316, 339905, 352895, 401920, 409456, 417280, 511820, 543848, 554240, 564632, 679810, 705790, 818912, 1023640, 1087696, 1108480, 1129264, 1359620, 1411580, 1637824, 2047280, 2175392, 2258528, 2719240, 2823160, 3275648, 4094560, 4350784, 4517056, 5438480, 5646320, 6551296, 8189120, 8701568, 9034112, 10876960, 11080903, 11292640, 13102592, 16378240, 17403136, 18068224, 21753920, 22161806, 22585280, 32756480, 34806272, 36136448, 43507840, 44323612, 45170560, 55404515, 65512960, 87015680, 88647224, 90341120, 110809030, 174031360, 177294448, 180682240, 221618060, 354588896, 443236120, 709177792, 886472240, 1418355584, 1772944480, 2836711168, 3545888960, 5673422336, 7091777920, 14183555840, 28367111680]

約数ペア:

[(1, 28367111680), (2, 14183555840), (4, 7091777920), (5, 5673422336), (8, 3545888960), (10, 2836711168), (16, 1772944480), (20, 1418355584), (32, 886472240), (40, 709177792), (64, 443236120), (80, 354588896), (128, 221618060), (157, 180682240), (160, 177294448), (163, 174031360), (256, 110809030), (314, 90341120), (320, 88647224), (326, 87015680), (433, 65512960), (512, 55404515), (628, 45170560), (640, 44323612), (652, 43507840), (785, 36136448), (815, 34806272), (866, 32756480), (1256, 22585280), (1280, 22161806), (1304, 21753920), (1570, 18068224), (1630, 17403136), (1732, 16378240), (2165, 13102592), (2512, 11292640), (2560, 11080903), (2608, 10876960), (3140, 9034112), (3260, 8701568), (3464, 8189120), (4330, 6551296), (5024, 5646320), (5216, 5438480), (6280, 4517056), (6520, 4350784), (6928, 4094560), (8660, 3275648), (10048, 2823160), (10432, 2719240), (12560, 2258528), (13040, 2175392), (13856, 2047280), (17320, 1637824), (20096, 1411580), (20864, 1359620), (25120, 1129264), (25591, 1108480), (26080, 1087696), (27712, 1023640), (34640, 818912), (40192, 705790), (41728, 679810), (50240, 564632), (51182, 554240), (52160, 543848), (55424, 511820), (67981, 417280), (69280, 409456), (70579, 401920), (80384, 352895), (83456, 339905), (100480, 282316), (102364, 277120), (104320, 271924), (110848, 255910), (127955, 221696), (135962, 208640), (138560, 204728), (141158, 200960)]