67427440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1153}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 169998048

約数和(自身を除く): 102570608

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1153, 1360, 1462, 1720, 2306, 2924, 3440, 3655, 4612, 5765, 5848, 7310, 9224, 11530, 11696, 14620, 18448, 19601, 23060, 29240, 39202, 46120, 49579, 58480, 78404, 92240, 98005, 99158, 156808, 196010, 198316, 247895, 313616, 392020, 396632, 495790, 784040, 793264, 842843, 991580, 1568080, 1685686, 1983160, 3371372, 3966320, 4214215, 6742744, 8428430, 13485488, 16856860, 33713720, 67427440]

約数ペア:

[(1, 67427440), (2, 33713720), (4, 16856860), (5, 13485488), (8, 8428430), (10, 6742744), (16, 4214215), (17, 3966320), (20, 3371372), (34, 1983160), (40, 1685686), (43, 1568080), (68, 991580), (80, 842843), (85, 793264), (86, 784040), (136, 495790), (170, 396632), (172, 392020), (215, 313616), (272, 247895), (340, 198316), (344, 196010), (430, 156808), (680, 99158), (688, 98005), (731, 92240), (860, 78404), (1153, 58480), (1360, 49579), (1462, 46120), (1720, 39202), (2306, 29240), (2924, 23060), (3440, 19601), (3655, 18448), (4612, 14620), (5765, 11696), (5848, 11530), (7310, 9224)]