320296250

素因数分解:

$2^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 80

約数和(自身を含む): 630923040

約数和(自身を除く): 310626790

約数列:

[1, 2, 5, 10, 25, 43, 50, 59, 86, 101, 118, 125, 202, 215, 250, 295, 430, 505, 590, 625, 1010, 1075, 1250, 1475, 2150, 2525, 2537, 2950, 4343, 5050, 5074, 5375, 5959, 7375, 8686, 10750, 11918, 12625, 12685, 14750, 21715, 25250, 25370, 26875, 29795, 36875, 43430, 53750, 59590, 63125, 63425, 73750, 108575, 126250, 126850, 148975, 217150, 256237, 297950, 317125, 512474, 542875, 634250, 744875, 1085750, 1281185, 1489750, 1585625, 2562370, 2714375, 3171250, 3724375, 5428750, 6405925, 7448750, 12811850, 32029625, 64059250, 160148125, 320296250]

約数ペア:

[(1, 320296250), (2, 160148125), (5, 64059250), (10, 32029625), (25, 12811850), (43, 7448750), (50, 6405925), (59, 5428750), (86, 3724375), (101, 3171250), (118, 2714375), (125, 2562370), (202, 1585625), (215, 1489750), (250, 1281185), (295, 1085750), (430, 744875), (505, 634250), (590, 542875), (625, 512474), (1010, 317125), (1075, 297950), (1250, 256237), (1475, 217150), (2150, 148975), (2525, 126850), (2537, 126250), (2950, 108575), (4343, 73750), (5050, 63425), (5074, 63125), (5375, 59590), (5959, 53750), (7375, 43430), (8686, 36875), (10750, 29795), (11918, 26875), (12625, 25370), (12685, 25250), (14750, 21715)]