82272760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1543}}^1$

素因数の和:1628

約数の個数: 64

約数和(自身を含む): 195655680

約数和(自身を除く): 113382920

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, 1543, 1720, 2666, 3086, 5332, 6172, 6665, 7715, 10664, 12344, 13330, 15430, 26660, 30860, 47833, 53320, 61720, 66349, 95666, 132698, 191332, 239165, 265396, 331745, 382664, 478330, 530792, 663490, 956660, 1326980, 1913320, 2056819, 2653960, 4113638, 8227276, 10284095, 16454552, 20568190, 41136380, 82272760]

約数ペア:

[(1, 82272760), (2, 41136380), (4, 20568190), (5, 16454552), (8, 10284095), (10, 8227276), (20, 4113638), (31, 2653960), (40, 2056819), (43, 1913320), (62, 1326980), (86, 956660), (124, 663490), (155, 530792), (172, 478330), (215, 382664), (248, 331745), (310, 265396), (344, 239165), (430, 191332), (620, 132698), (860, 95666), (1240, 66349), (1333, 61720), (1543, 53320), (1720, 47833), (2666, 30860), (3086, 26660), (5332, 15430), (6172, 13330), (6665, 12344), (7715, 10664)]