508638260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{1429}}^1$

素因数の和:1525

約数の個数: 72

約数和(自身を含む): 1183061880

約数和(自身を除く): 674423620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1369, 1429, 1924, 2405, 2738, 2858, 4810, 5476, 5716, 6845, 7145, 9620, 13690, 14290, 17797, 18577, 27380, 28580, 35594, 37154, 52873, 71188, 74308, 88985, 92885, 105746, 177970, 185770, 211492, 264365, 355940, 371540, 528730, 687349, 1057460, 1374698, 1956301, 2749396, 3436745, 3912602, 6873490, 7825204, 9781505, 13746980, 19563010, 25431913, 39126020, 50863826, 101727652, 127159565, 254319130, 508638260]

約数ペア:

[(1, 508638260), (2, 254319130), (4, 127159565), (5, 101727652), (10, 50863826), (13, 39126020), (20, 25431913), (26, 19563010), (37, 13746980), (52, 9781505), (65, 7825204), (74, 6873490), (130, 3912602), (148, 3436745), (185, 2749396), (260, 1956301), (370, 1374698), (481, 1057460), (740, 687349), (962, 528730), (1369, 371540), (1429, 355940), (1924, 264365), (2405, 211492), (2738, 185770), (2858, 177970), (4810, 105746), (5476, 92885), (5716, 88985), (6845, 74308), (7145, 71188), (9620, 52873), (13690, 37154), (14290, 35594), (17797, 28580), (18577, 27380)]