129879620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 315318528

約数和(自身を除く): 185438908

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 37, 46, 52, 65, 74, 92, 115, 130, 148, 185, 230, 260, 299, 370, 460, 481, 587, 598, 740, 851, 962, 1174, 1196, 1495, 1702, 1924, 2348, 2405, 2935, 2990, 3404, 4255, 4810, 5870, 5980, 7631, 8510, 9620, 11063, 11740, 13501, 15262, 17020, 21719, 22126, 27002, 30524, 38155, 43438, 44252, 54004, 55315, 67505, 76310, 86876, 108595, 110630, 135010, 152620, 175513, 217190, 221260, 270020, 282347, 351026, 434380, 499537, 564694, 702052, 877565, 999074, 1129388, 1411735, 1755130, 1998148, 2497685, 2823470, 3510260, 4995370, 5646940, 6493981, 9990740, 12987962, 25975924, 32469905, 64939810, 129879620]

約数ペア:

[(1, 129879620), (2, 64939810), (4, 32469905), (5, 25975924), (10, 12987962), (13, 9990740), (20, 6493981), (23, 5646940), (26, 4995370), (37, 3510260), (46, 2823470), (52, 2497685), (65, 1998148), (74, 1755130), (92, 1411735), (115, 1129388), (130, 999074), (148, 877565), (185, 702052), (230, 564694), (260, 499537), (299, 434380), (370, 351026), (460, 282347), (481, 270020), (587, 221260), (598, 217190), (740, 175513), (851, 152620), (962, 135010), (1174, 110630), (1196, 108595), (1495, 86876), (1702, 76310), (1924, 67505), (2348, 55315), (2405, 54004), (2935, 44252), (2990, 43438), (3404, 38155), (4255, 30524), (4810, 27002), (5870, 22126), (5980, 21719), (7631, 17020), (8510, 15262), (9620, 13501), (11063, 11740)]