13305075940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{302801}}^1$

素因数の和:302849

約数の個数: 48

約数和(自身を含む): 30268087920

約数和(自身を除く): 16963011980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2197, 3380, 4394, 8788, 10985, 21970, 43940, 302801, 605602, 1211204, 1514005, 3028010, 3936413, 6056020, 7872826, 15745652, 19682065, 39364130, 51173369, 78728260, 102346738, 204693476, 255866845, 511733690, 665253797, 1023467380, 1330507594, 2661015188, 3326268985, 6652537970, 13305075940]

約数ペア:

[(1, 13305075940), (2, 6652537970), (4, 3326268985), (5, 2661015188), (10, 1330507594), (13, 1023467380), (20, 665253797), (26, 511733690), (52, 255866845), (65, 204693476), (130, 102346738), (169, 78728260), (260, 51173369), (338, 39364130), (676, 19682065), (845, 15745652), (1690, 7872826), (2197, 6056020), (3380, 3936413), (4394, 3028010), (8788, 1514005), (10985, 1211204), (21970, 605602), (43940, 302801)]