65220740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4733}}^1$

素因数の和:4808

約数の個数: 48

約数和(自身を含む): 150313968

約数和(自身を除く): 85093228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 4733, 6890, 9466, 13780, 18932, 23665, 47330, 61529, 94660, 123058, 246116, 250849, 307645, 501698, 615290, 1003396, 1230580, 1254245, 2508490, 3261037, 5016980, 6522074, 13044148, 16305185, 32610370, 65220740]

約数ペア:

[(1, 65220740), (2, 32610370), (4, 16305185), (5, 13044148), (10, 6522074), (13, 5016980), (20, 3261037), (26, 2508490), (52, 1254245), (53, 1230580), (65, 1003396), (106, 615290), (130, 501698), (212, 307645), (260, 250849), (265, 246116), (530, 123058), (689, 94660), (1060, 61529), (1378, 47330), (2756, 23665), (3445, 18932), (4733, 13780), (6890, 9466)]