20532200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 52731000

約数和(自身を除く): 32198800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 53, 65, 100, 104, 106, 130, 149, 200, 212, 260, 265, 298, 325, 424, 520, 530, 596, 650, 689, 745, 1060, 1192, 1300, 1325, 1378, 1490, 1937, 2120, 2600, 2650, 2756, 2980, 3445, 3725, 3874, 5300, 5512, 5960, 6890, 7450, 7748, 7897, 9685, 10600, 13780, 14900, 15496, 15794, 17225, 19370, 27560, 29800, 31588, 34450, 38740, 39485, 48425, 63176, 68900, 77480, 78970, 96850, 102661, 137800, 157940, 193700, 197425, 205322, 315880, 387400, 394850, 410644, 513305, 789700, 821288, 1026610, 1579400, 2053220, 2566525, 4106440, 5133050, 10266100, 20532200]

約数ペア:

[(1, 20532200), (2, 10266100), (4, 5133050), (5, 4106440), (8, 2566525), (10, 2053220), (13, 1579400), (20, 1026610), (25, 821288), (26, 789700), (40, 513305), (50, 410644), (52, 394850), (53, 387400), (65, 315880), (100, 205322), (104, 197425), (106, 193700), (130, 157940), (149, 137800), (200, 102661), (212, 96850), (260, 78970), (265, 77480), (298, 68900), (325, 63176), (424, 48425), (520, 39485), (530, 38740), (596, 34450), (650, 31588), (689, 29800), (745, 27560), (1060, 19370), (1192, 17225), (1300, 15794), (1325, 15496), (1378, 14900), (1490, 13780), (1937, 10600), (2120, 9685), (2600, 7897), (2650, 7748), (2756, 7450), (2980, 6890), (3445, 5960), (3725, 5512), (3874, 5300)]