89900720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 160

約数和(自身を含む): 263233152

約数和(自身を除く): 173332432

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 80, 91, 104, 106, 112, 130, 140, 182, 208, 212, 233, 260, 265, 280, 364, 371, 424, 455, 466, 520, 530, 560, 689, 728, 742, 848, 910, 932, 1040, 1060, 1165, 1378, 1456, 1484, 1631, 1820, 1855, 1864, 2120, 2330, 2756, 2968, 3029, 3262, 3445, 3640, 3710, 3728, 4240, 4660, 4823, 5512, 5936, 6058, 6524, 6890, 7280, 7420, 8155, 9320, 9646, 11024, 12116, 12349, 13048, 13780, 14840, 15145, 16310, 18640, 19292, 21203, 24115, 24232, 24698, 26096, 27560, 29680, 30290, 32620, 38584, 42406, 48230, 48464, 49396, 55120, 60580, 61745, 65240, 77168, 84812, 86443, 96460, 98792, 106015, 121160, 123490, 130480, 160537, 169624, 172886, 192920, 197584, 212030, 242320, 246980, 321074, 339248, 345772, 385840, 424060, 432215, 493960, 642148, 691544, 802685, 848120, 864430, 987920, 1123759, 1284296, 1383088, 1605370, 1696240, 1728860, 2247518, 2568592, 3210740, 3457720, 4495036, 5618795, 6421480, 6915440, 8990072, 11237590, 12842960, 17980144, 22475180, 44950360, 89900720]

約数ペア:

[(1, 89900720), (2, 44950360), (4, 22475180), (5, 17980144), (7, 12842960), (8, 11237590), (10, 8990072), (13, 6915440), (14, 6421480), (16, 5618795), (20, 4495036), (26, 3457720), (28, 3210740), (35, 2568592), (40, 2247518), (52, 1728860), (53, 1696240), (56, 1605370), (65, 1383088), (70, 1284296), (80, 1123759), (91, 987920), (104, 864430), (106, 848120), (112, 802685), (130, 691544), (140, 642148), (182, 493960), (208, 432215), (212, 424060), (233, 385840), (260, 345772), (265, 339248), (280, 321074), (364, 246980), (371, 242320), (424, 212030), (455, 197584), (466, 192920), (520, 172886), (530, 169624), (560, 160537), (689, 130480), (728, 123490), (742, 121160), (848, 106015), (910, 98792), (932, 96460), (1040, 86443), (1060, 84812), (1165, 77168), (1378, 65240), (1456, 61745), (1484, 60580), (1631, 55120), (1820, 49396), (1855, 48464), (1864, 48230), (2120, 42406), (2330, 38584), (2756, 32620), (2968, 30290), (3029, 29680), (3262, 27560), (3445, 26096), (3640, 24698), (3710, 24232), (3728, 24115), (4240, 21203), (4660, 19292), (4823, 18640), (5512, 16310), (5936, 15145), (6058, 14840), (6524, 13780), (6890, 13048), (7280, 12349), (7420, 12116), (8155, 11024), (9320, 9646)]