85397120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 222082560

約数和(自身を除く): 136685440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 128, 136, 160, 167, 170, 188, 235, 272, 320, 334, 340, 376, 470, 544, 640, 668, 680, 752, 799, 835, 940, 1088, 1336, 1360, 1504, 1598, 1670, 1880, 2176, 2672, 2720, 2839, 3008, 3196, 3340, 3760, 3995, 5344, 5440, 5678, 6016, 6392, 6680, 7520, 7849, 7990, 10688, 10880, 11356, 12784, 13360, 14195, 15040, 15698, 15980, 21376, 22712, 25568, 26720, 28390, 30080, 31396, 31960, 39245, 45424, 51136, 53440, 56780, 62792, 63920, 78490, 90848, 102272, 106880, 113560, 125584, 127840, 133433, 156980, 181696, 227120, 251168, 255680, 266866, 313960, 363392, 454240, 502336, 511360, 533732, 627920, 667165, 908480, 1004672, 1067464, 1255840, 1334330, 1816960, 2134928, 2511680, 2668660, 4269856, 5023360, 5337320, 8539712, 10674640, 17079424, 21349280, 42698560, 85397120]

約数ペア:

[(1, 85397120), (2, 42698560), (4, 21349280), (5, 17079424), (8, 10674640), (10, 8539712), (16, 5337320), (17, 5023360), (20, 4269856), (32, 2668660), (34, 2511680), (40, 2134928), (47, 1816960), (64, 1334330), (68, 1255840), (80, 1067464), (85, 1004672), (94, 908480), (128, 667165), (136, 627920), (160, 533732), (167, 511360), (170, 502336), (188, 454240), (235, 363392), (272, 313960), (320, 266866), (334, 255680), (340, 251168), (376, 227120), (470, 181696), (544, 156980), (640, 133433), (668, 127840), (680, 125584), (752, 113560), (799, 106880), (835, 102272), (940, 90848), (1088, 78490), (1336, 63920), (1360, 62792), (1504, 56780), (1598, 53440), (1670, 51136), (1880, 45424), (2176, 39245), (2672, 31960), (2720, 31396), (2839, 30080), (3008, 28390), (3196, 26720), (3340, 25568), (3760, 22712), (3995, 21376), (5344, 15980), (5440, 15698), (5678, 15040), (6016, 14195), (6392, 13360), (6680, 12784), (7520, 11356), (7849, 10880), (7990, 10688)]