78100620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100129}}^1$

素因数の和:100154

約数の個数: 48

約数和(自身を含む): 235505760

約数和(自身を除く): 157405140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 100129, 200258, 300387, 400516, 500645, 600774, 1001290, 1201548, 1301677, 1501935, 2002580, 2603354, 3003870, 3905031, 5206708, 6007740, 6508385, 7810062, 13016770, 15620124, 19525155, 26033540, 39050310, 78100620]

約数ペア:

[(1, 78100620), (2, 39050310), (3, 26033540), (4, 19525155), (5, 15620124), (6, 13016770), (10, 7810062), (12, 6508385), (13, 6007740), (15, 5206708), (20, 3905031), (26, 3003870), (30, 2603354), (39, 2002580), (52, 1501935), (60, 1301677), (65, 1201548), (78, 1001290), (130, 600774), (156, 500645), (195, 400516), (260, 300387), (390, 200258), (780, 100129)]