15706979080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{382351}}^1$

素因数の和:382454

約数の個数: 64

約数和(自身を含む): 38541081600

約数和(自身を除く): 22834102520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 3160, 4108, 5135, 8216, 10270, 20540, 41080, 382351, 764702, 1529404, 1911755, 3058808, 3823510, 4970563, 7647020, 9941126, 15294040, 19882252, 24852815, 30205729, 39764504, 49705630, 60411458, 99411260, 120822916, 151028645, 198822520, 241645832, 302057290, 392674477, 604114580, 785348954, 1208229160, 1570697908, 1963372385, 3141395816, 3926744770, 7853489540, 15706979080]

約数ペア:

[(1, 15706979080), (2, 7853489540), (4, 3926744770), (5, 3141395816), (8, 1963372385), (10, 1570697908), (13, 1208229160), (20, 785348954), (26, 604114580), (40, 392674477), (52, 302057290), (65, 241645832), (79, 198822520), (104, 151028645), (130, 120822916), (158, 99411260), (260, 60411458), (316, 49705630), (395, 39764504), (520, 30205729), (632, 24852815), (790, 19882252), (1027, 15294040), (1580, 9941126), (2054, 7647020), (3160, 4970563), (4108, 3823510), (5135, 3058808), (8216, 1911755), (10270, 1529404), (20540, 764702), (41080, 382351)]