2485194640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{23131}}^1$

素因数の和:23240

約数の個数: 80

約数和(自身を含む): 6195674880

約数和(自身を除く): 3710480240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 632, 680, 790, 1264, 1343, 1360, 1580, 2686, 3160, 5372, 6320, 6715, 10744, 13430, 21488, 23131, 26860, 46262, 53720, 92524, 107440, 115655, 185048, 231310, 370096, 393227, 462620, 786454, 925240, 1572908, 1827349, 1850480, 1966135, 3145816, 3654698, 3932270, 6291632, 7309396, 7864540, 9136745, 14618792, 15729080, 18273490, 29237584, 31064933, 31458160, 36546980, 62129866, 73093960, 124259732, 146187920, 155324665, 248519464, 310649330, 497038928, 621298660, 1242597320, 2485194640]

約数ペア:

[(1, 2485194640), (2, 1242597320), (4, 621298660), (5, 497038928), (8, 310649330), (10, 248519464), (16, 155324665), (17, 146187920), (20, 124259732), (34, 73093960), (40, 62129866), (68, 36546980), (79, 31458160), (80, 31064933), (85, 29237584), (136, 18273490), (158, 15729080), (170, 14618792), (272, 9136745), (316, 7864540), (340, 7309396), (395, 6291632), (632, 3932270), (680, 3654698), (790, 3145816), (1264, 1966135), (1343, 1850480), (1360, 1827349), (1580, 1572908), (2686, 925240), (3160, 786454), (5372, 462620), (6320, 393227), (6715, 370096), (10744, 231310), (13430, 185048), (21488, 115655), (23131, 107440), (26860, 92524), (46262, 53720)]