515156960

素因数分解:

$2^5\times 5^1\times {\mathrm{661}}^1\times {\mathrm{4871}}^1$

素因数の和:5547

約数の個数: 48

約数和(自身を含む): 1219149792

約数和(自身を除く): 703992832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 661, 1322, 2644, 3305, 4871, 5288, 6610, 9742, 10576, 13220, 19484, 21152, 24355, 26440, 38968, 48710, 52880, 77936, 97420, 105760, 155872, 194840, 389680, 779360, 3219731, 6439462, 12878924, 16098655, 25757848, 32197310, 51515696, 64394620, 103031392, 128789240, 257578480, 515156960]

約数ペア:

[(1, 515156960), (2, 257578480), (4, 128789240), (5, 103031392), (8, 64394620), (10, 51515696), (16, 32197310), (20, 25757848), (32, 16098655), (40, 12878924), (80, 6439462), (160, 3219731), (661, 779360), (1322, 389680), (2644, 194840), (3305, 155872), (4871, 105760), (5288, 97420), (6610, 77936), (9742, 52880), (10576, 48710), (13220, 38968), (19484, 26440), (21152, 24355)]