18124600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6971}}^1$

素因数の和:7000

約数の個数: 48

約数和(自身を含む): 45387720

約数和(自身を除く): 27263120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 6971, 13942, 27884, 34855, 55768, 69710, 90623, 139420, 174275, 181246, 278840, 348550, 362492, 453115, 697100, 724984, 906230, 1394200, 1812460, 2265575, 3624920, 4531150, 9062300, 18124600]

約数ペア:

[(1, 18124600), (2, 9062300), (4, 4531150), (5, 3624920), (8, 2265575), (10, 1812460), (13, 1394200), (20, 906230), (25, 724984), (26, 697100), (40, 453115), (50, 362492), (52, 348550), (65, 278840), (100, 181246), (104, 174275), (130, 139420), (200, 90623), (260, 69710), (325, 55768), (520, 34855), (650, 27884), (1300, 13942), (2600, 6971)]