85530100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:985

約数の個数: 72

約数和(自身を含む): 198612288

約数和(自身を除く): 113082188

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 46, 50, 82, 92, 100, 115, 164, 205, 230, 410, 460, 575, 820, 907, 943, 1025, 1150, 1814, 1886, 2050, 2300, 3628, 3772, 4100, 4535, 4715, 9070, 9430, 18140, 18860, 20861, 22675, 23575, 37187, 41722, 45350, 47150, 74374, 83444, 90700, 94300, 104305, 148748, 185935, 208610, 371870, 417220, 521525, 743740, 855301, 929675, 1043050, 1710602, 1859350, 2086100, 3421204, 3718700, 4276505, 8553010, 17106020, 21382525, 42765050, 85530100]

約数ペア:

[(1, 85530100), (2, 42765050), (4, 21382525), (5, 17106020), (10, 8553010), (20, 4276505), (23, 3718700), (25, 3421204), (41, 2086100), (46, 1859350), (50, 1710602), (82, 1043050), (92, 929675), (100, 855301), (115, 743740), (164, 521525), (205, 417220), (230, 371870), (410, 208610), (460, 185935), (575, 148748), (820, 104305), (907, 94300), (943, 90700), (1025, 83444), (1150, 74374), (1814, 47150), (1886, 45350), (2050, 41722), (2300, 37187), (3628, 23575), (3772, 22675), (4100, 20861), (4535, 18860), (4715, 18140), (9070, 9430)]