12658654090

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1387

約数の個数: 64

約数和(自身を含む): 23543200800

約数和(自身を除く): 10884546710

約数列:

[1, 2, 5, 10, 53, 106, 149, 157, 265, 298, 314, 530, 745, 785, 1021, 1490, 1570, 2042, 5105, 7897, 8321, 10210, 15794, 16642, 23393, 39485, 41605, 46786, 54113, 78970, 83210, 108226, 116965, 152129, 160297, 233930, 270565, 304258, 320594, 541130, 760645, 801485, 1239829, 1521290, 1602970, 2479658, 6199145, 8062837, 8495741, 12398290, 16125674, 16991482, 23884253, 40314185, 42478705, 47768506, 80628370, 84957410, 119421265, 238842530, 1265865409, 2531730818, 6329327045, 12658654090]

約数ペア:

[(1, 12658654090), (2, 6329327045), (5, 2531730818), (10, 1265865409), (53, 238842530), (106, 119421265), (149, 84957410), (157, 80628370), (265, 47768506), (298, 42478705), (314, 40314185), (530, 23884253), (745, 16991482), (785, 16125674), (1021, 12398290), (1490, 8495741), (1570, 8062837), (2042, 6199145), (5105, 2479658), (7897, 1602970), (8321, 1521290), (10210, 1239829), (15794, 801485), (16642, 760645), (23393, 541130), (39485, 320594), (41605, 304258), (46786, 270565), (54113, 233930), (78970, 160297), (83210, 152129), (108226, 116965)]