78470480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3877}}^1$

素因数の和:3924

約数の個数: 80

約数和(自身を含む): 207736704

約数和(自身を除く): 129266224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 3877, 4048, 5060, 7754, 10120, 15508, 19385, 20240, 31016, 38770, 42647, 62032, 77540, 85294, 89171, 155080, 170588, 178342, 213235, 310160, 341176, 356684, 426470, 445855, 682352, 713368, 852940, 891710, 980881, 1426736, 1705880, 1783420, 1961762, 3411760, 3566840, 3923524, 4904405, 7133680, 7847048, 9808810, 15694096, 19617620, 39235240, 78470480]

約数ペア:

[(1, 78470480), (2, 39235240), (4, 19617620), (5, 15694096), (8, 9808810), (10, 7847048), (11, 7133680), (16, 4904405), (20, 3923524), (22, 3566840), (23, 3411760), (40, 1961762), (44, 1783420), (46, 1705880), (55, 1426736), (80, 980881), (88, 891710), (92, 852940), (110, 713368), (115, 682352), (176, 445855), (184, 426470), (220, 356684), (230, 341176), (253, 310160), (368, 213235), (440, 178342), (460, 170588), (506, 155080), (880, 89171), (920, 85294), (1012, 77540), (1265, 62032), (1840, 42647), (2024, 38770), (2530, 31016), (3877, 20240), (4048, 19385), (5060, 15508), (7754, 10120)]