4871100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1279

約数の個数: 72

約数和(自身を含む): 15190000

約数和(自身を除く): 10318900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1249, 1300, 1950, 2498, 3747, 3900, 4996, 6245, 7494, 12490, 14988, 16237, 18735, 24980, 31225, 32474, 37470, 48711, 62450, 64948, 74940, 81185, 93675, 97422, 124900, 162370, 187350, 194844, 243555, 324740, 374700, 405925, 487110, 811850, 974220, 1217775, 1623700, 2435550, 4871100]

約数ペア:

[(1, 4871100), (2, 2435550), (3, 1623700), (4, 1217775), (5, 974220), (6, 811850), (10, 487110), (12, 405925), (13, 374700), (15, 324740), (20, 243555), (25, 194844), (26, 187350), (30, 162370), (39, 124900), (50, 97422), (52, 93675), (60, 81185), (65, 74940), (75, 64948), (78, 62450), (100, 48711), (130, 37470), (150, 32474), (156, 31225), (195, 24980), (260, 18735), (300, 16237), (325, 14988), (390, 12490), (650, 7494), (780, 6245), (975, 4996), (1249, 3900), (1300, 3747), (1950, 2498)]