56797260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72817}}^1$

素因数の和:72842

約数の個数: 48

約数和(自身を含む): 171267936

約数和(自身を除く): 114470676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 72817, 145634, 218451, 291268, 364085, 436902, 728170, 873804, 946621, 1092255, 1456340, 1893242, 2184510, 2839863, 3786484, 4369020, 4733105, 5679726, 9466210, 11359452, 14199315, 18932420, 28398630, 56797260]

約数ペア:

[(1, 56797260), (2, 28398630), (3, 18932420), (4, 14199315), (5, 11359452), (6, 9466210), (10, 5679726), (12, 4733105), (13, 4369020), (15, 3786484), (20, 2839863), (26, 2184510), (30, 1893242), (39, 1456340), (52, 1092255), (60, 946621), (65, 873804), (78, 728170), (130, 436902), (156, 364085), (195, 291268), (260, 218451), (390, 145634), (780, 72817)]