208294550

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 396403200

約数和(自身を除く): 188108650

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 149, 298, 365, 383, 730, 745, 766, 1490, 1825, 1915, 3650, 3725, 3830, 7450, 9575, 10877, 19150, 21754, 27959, 54385, 55918, 57067, 108770, 114134, 139795, 271925, 279590, 285335, 543850, 570670, 698975, 1397950, 1426675, 2853350, 4165891, 8331782, 20829455, 41658910, 104147275, 208294550]

約数ペア:

[(1, 208294550), (2, 104147275), (5, 41658910), (10, 20829455), (25, 8331782), (50, 4165891), (73, 2853350), (146, 1426675), (149, 1397950), (298, 698975), (365, 570670), (383, 543850), (730, 285335), (745, 279590), (766, 271925), (1490, 139795), (1825, 114134), (1915, 108770), (3650, 57067), (3725, 55918), (3830, 54385), (7450, 27959), (9575, 21754), (10877, 19150)]