205113750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:767

約数の個数: 80

約数和(自身を含む): 519583680

約数和(自身を除く): 314469930

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 83, 125, 150, 166, 249, 250, 375, 415, 498, 625, 659, 750, 830, 1245, 1250, 1318, 1875, 1977, 2075, 2490, 3295, 3750, 3954, 4150, 6225, 6590, 9885, 10375, 12450, 16475, 19770, 20750, 31125, 32950, 49425, 51875, 54697, 62250, 82375, 98850, 103750, 109394, 155625, 164091, 164750, 247125, 273485, 311250, 328182, 411875, 494250, 546970, 820455, 823750, 1235625, 1367425, 1640910, 2471250, 2734850, 4102275, 6837125, 8204550, 13674250, 20511375, 34185625, 41022750, 68371250, 102556875, 205113750]

約数ペア:

[(1, 205113750), (2, 102556875), (3, 68371250), (5, 41022750), (6, 34185625), (10, 20511375), (15, 13674250), (25, 8204550), (30, 6837125), (50, 4102275), (75, 2734850), (83, 2471250), (125, 1640910), (150, 1367425), (166, 1235625), (249, 823750), (250, 820455), (375, 546970), (415, 494250), (498, 411875), (625, 328182), (659, 311250), (750, 273485), (830, 247125), (1245, 164750), (1250, 164091), (1318, 155625), (1875, 109394), (1977, 103750), (2075, 98850), (2490, 82375), (3295, 62250), (3750, 54697), (3954, 51875), (4150, 49425), (6225, 32950), (6590, 31125), (9885, 20750), (10375, 19770), (12450, 16475)]