123968260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{36677}}^1$

素因数の和:36712

約数の個数: 36

約数和(自身を含む): 281907108

約数和(自身を除く): 157938848

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 36677, 73354, 146708, 183385, 366770, 476801, 733540, 953602, 1907204, 2384005, 4768010, 6198413, 9536020, 12396826, 24793652, 30992065, 61984130, 123968260]

約数ペア:

[(1, 123968260), (2, 61984130), (4, 30992065), (5, 24793652), (10, 12396826), (13, 9536020), (20, 6198413), (26, 4768010), (52, 2384005), (65, 1907204), (130, 953602), (169, 733540), (260, 476801), (338, 366770), (676, 183385), (845, 146708), (1690, 73354), (3380, 36677)]