200428540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4259}}^1$

素因数の和:4462

約数の個数: 48

約数和(自身を含む): 455888160

約数和(自身を除く): 255459620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 724, 905, 1810, 2353, 3620, 4259, 4706, 8518, 9412, 11765, 17036, 21295, 23530, 42590, 47060, 55367, 85180, 110734, 221468, 276835, 553670, 770879, 1107340, 1541758, 3083516, 3854395, 7708790, 10021427, 15417580, 20042854, 40085708, 50107135, 100214270, 200428540]

約数ペア:

[(1, 200428540), (2, 100214270), (4, 50107135), (5, 40085708), (10, 20042854), (13, 15417580), (20, 10021427), (26, 7708790), (52, 3854395), (65, 3083516), (130, 1541758), (181, 1107340), (260, 770879), (362, 553670), (724, 276835), (905, 221468), (1810, 110734), (2353, 85180), (3620, 55367), (4259, 47060), (4706, 42590), (8518, 23530), (9412, 21295), (11765, 17036)]