51600800

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1217}}^1$

素因数の和:1290

約数の個数: 72

約数和(自身を含む): 128452716

約数和(自身を除く): 76851916

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 800, 848, 1060, 1217, 1325, 1696, 2120, 2434, 2650, 4240, 4868, 5300, 6085, 8480, 9736, 10600, 12170, 19472, 21200, 24340, 30425, 38944, 42400, 48680, 60850, 64501, 97360, 121700, 129002, 194720, 243400, 258004, 322505, 486800, 516008, 645010, 973600, 1032016, 1290020, 1612525, 2064032, 2580040, 3225050, 5160080, 6450100, 10320160, 12900200, 25800400, 51600800]

約数ペア:

[(1, 51600800), (2, 25800400), (4, 12900200), (5, 10320160), (8, 6450100), (10, 5160080), (16, 3225050), (20, 2580040), (25, 2064032), (32, 1612525), (40, 1290020), (50, 1032016), (53, 973600), (80, 645010), (100, 516008), (106, 486800), (160, 322505), (200, 258004), (212, 243400), (265, 194720), (400, 129002), (424, 121700), (530, 97360), (800, 64501), (848, 60850), (1060, 48680), (1217, 42400), (1325, 38944), (1696, 30425), (2120, 24340), (2434, 21200), (2650, 19472), (4240, 12170), (4868, 10600), (5300, 9736), (6085, 8480)]