84637540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{887}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 192148992

約数和(自身を除く): 107511452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 367, 734, 887, 1468, 1774, 1835, 3548, 3670, 4435, 4771, 7340, 8870, 9542, 11531, 17740, 19084, 23062, 23855, 46124, 47710, 57655, 95420, 115310, 230620, 325529, 651058, 1302116, 1627645, 3255290, 4231877, 6510580, 8463754, 16927508, 21159385, 42318770, 84637540]

約数ペア:

[(1, 84637540), (2, 42318770), (4, 21159385), (5, 16927508), (10, 8463754), (13, 6510580), (20, 4231877), (26, 3255290), (52, 1627645), (65, 1302116), (130, 651058), (260, 325529), (367, 230620), (734, 115310), (887, 95420), (1468, 57655), (1774, 47710), (1835, 46124), (3548, 23855), (3670, 23062), (4435, 19084), (4771, 17740), (7340, 11531), (8870, 9542)]