61420640

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7243}}^1$

素因数の和:7311

約数の個数: 48

約数和(自身を含む): 147864528

約数和(自身を除く): 86443888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 7243, 8480, 14486, 28972, 36215, 57944, 72430, 115888, 144860, 231776, 289720, 383879, 579440, 767758, 1158880, 1535516, 1919395, 3071032, 3838790, 6142064, 7677580, 12284128, 15355160, 30710320, 61420640]

約数ペア:

[(1, 61420640), (2, 30710320), (4, 15355160), (5, 12284128), (8, 7677580), (10, 6142064), (16, 3838790), (20, 3071032), (32, 1919395), (40, 1535516), (53, 1158880), (80, 767758), (106, 579440), (160, 383879), (212, 289720), (265, 231776), (424, 144860), (530, 115888), (848, 72430), (1060, 57944), (1696, 36215), (2120, 28972), (4240, 14486), (7243, 8480)]