1309753640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{31883}}^1$

素因数の和:31986

約数の個数: 64

約数和(自身を含む): 3213907200

約数和(自身を除く): 1904153560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 3160, 4108, 5135, 8216, 10270, 20540, 31883, 41080, 63766, 127532, 159415, 255064, 318830, 414479, 637660, 828958, 1275320, 1657916, 2072395, 2518757, 3315832, 4144790, 5037514, 8289580, 10075028, 12593785, 16579160, 20150056, 25187570, 32743841, 50375140, 65487682, 100750280, 130975364, 163719205, 261950728, 327438410, 654876820, 1309753640]

約数ペア:

[(1, 1309753640), (2, 654876820), (4, 327438410), (5, 261950728), (8, 163719205), (10, 130975364), (13, 100750280), (20, 65487682), (26, 50375140), (40, 32743841), (52, 25187570), (65, 20150056), (79, 16579160), (104, 12593785), (130, 10075028), (158, 8289580), (260, 5037514), (316, 4144790), (395, 3315832), (520, 2518757), (632, 2072395), (790, 1657916), (1027, 1275320), (1580, 828958), (2054, 637660), (3160, 414479), (4108, 318830), (5135, 255064), (8216, 159415), (10270, 127532), (20540, 63766), (31883, 41080)]