77531740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27109}}^1$

素因数の和:27142

約数の個数: 48

約数和(自身を含む): 191288160

約数和(自身を除く): 113756420

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 27109, 54218, 108436, 135545, 271090, 298199, 352417, 542180, 596398, 704834, 1192796, 1409668, 1490995, 1762085, 2981990, 3524170, 3876587, 5963980, 7048340, 7753174, 15506348, 19382935, 38765870, 77531740]

約数ペア:

[(1, 77531740), (2, 38765870), (4, 19382935), (5, 15506348), (10, 7753174), (11, 7048340), (13, 5963980), (20, 3876587), (22, 3524170), (26, 2981990), (44, 1762085), (52, 1490995), (55, 1409668), (65, 1192796), (110, 704834), (130, 596398), (143, 542180), (220, 352417), (260, 298199), (286, 271090), (572, 135545), (715, 108436), (1430, 54218), (2860, 27109)]