172916540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1291}}^1$

素因数の和:1518

約数の個数: 48

約数和(自身を含む): 375289824

約数和(自身を除く): 202373284

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 181, 185, 362, 370, 724, 740, 905, 1291, 1810, 2582, 3620, 5164, 6455, 6697, 12910, 13394, 25820, 26788, 33485, 47767, 66970, 95534, 133940, 191068, 233671, 238835, 467342, 477670, 934684, 955340, 1168355, 2336710, 4673420, 8645827, 17291654, 34583308, 43229135, 86458270, 172916540]

約数ペア:

[(1, 172916540), (2, 86458270), (4, 43229135), (5, 34583308), (10, 17291654), (20, 8645827), (37, 4673420), (74, 2336710), (148, 1168355), (181, 955340), (185, 934684), (362, 477670), (370, 467342), (724, 238835), (740, 233671), (905, 191068), (1291, 133940), (1810, 95534), (2582, 66970), (3620, 47767), (5164, 33485), (6455, 26788), (6697, 25820), (12910, 13394)]