76087640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1512

約数の個数: 64

約数和(自身を含む): 180956160

約数和(自身を除く): 104868520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1427, 1720, 2666, 2854, 5332, 5708, 6665, 7135, 10664, 11416, 13330, 14270, 26660, 28540, 44237, 53320, 57080, 61361, 88474, 122722, 176948, 221185, 245444, 306805, 353896, 442370, 490888, 613610, 884740, 1227220, 1769480, 1902191, 2454440, 3804382, 7608764, 9510955, 15217528, 19021910, 38043820, 76087640]

約数ペア:

[(1, 76087640), (2, 38043820), (4, 19021910), (5, 15217528), (8, 9510955), (10, 7608764), (20, 3804382), (31, 2454440), (40, 1902191), (43, 1769480), (62, 1227220), (86, 884740), (124, 613610), (155, 490888), (172, 442370), (215, 353896), (248, 306805), (310, 245444), (344, 221185), (430, 176948), (620, 122722), (860, 88474), (1240, 61361), (1333, 57080), (1427, 53320), (1720, 44237), (2666, 28540), (2854, 26660), (5332, 14270), (5708, 13330), (6665, 11416), (7135, 10664)]