66242660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 158016768

約数和(自身を除く): 91774108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 883, 1210, 1364, 1705, 1766, 2420, 3410, 3532, 3751, 4415, 6820, 7502, 8830, 9713, 15004, 17660, 18755, 19426, 27373, 37510, 38852, 48565, 54746, 75020, 97130, 106843, 109492, 136865, 194260, 213686, 273730, 301103, 427372, 534215, 547460, 602206, 1068430, 1204412, 1505515, 2136860, 3011030, 3312133, 6022060, 6624266, 13248532, 16560665, 33121330, 66242660]

約数ペア:

[(1, 66242660), (2, 33121330), (4, 16560665), (5, 13248532), (10, 6624266), (11, 6022060), (20, 3312133), (22, 3011030), (31, 2136860), (44, 1505515), (55, 1204412), (62, 1068430), (110, 602206), (121, 547460), (124, 534215), (155, 427372), (220, 301103), (242, 273730), (310, 213686), (341, 194260), (484, 136865), (605, 109492), (620, 106843), (682, 97130), (883, 75020), (1210, 54746), (1364, 48565), (1705, 38852), (1766, 37510), (2420, 27373), (3410, 19426), (3532, 18755), (3751, 17660), (4415, 15004), (6820, 9713), (7502, 8830)]