201217250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{613}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 410338656

約数和(自身を除く): 209121406

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 101, 125, 130, 202, 250, 325, 505, 613, 650, 1010, 1226, 1313, 1625, 2525, 2626, 3065, 3250, 5050, 6130, 6565, 7969, 12625, 13130, 15325, 15938, 25250, 30650, 32825, 39845, 61913, 65650, 76625, 79690, 123826, 153250, 164125, 199225, 309565, 328250, 398450, 619130, 804869, 996125, 1547825, 1609738, 1992250, 3095650, 4024345, 7739125, 8048690, 15478250, 20121725, 40243450, 100608625, 201217250]

約数ペア:

[(1, 201217250), (2, 100608625), (5, 40243450), (10, 20121725), (13, 15478250), (25, 8048690), (26, 7739125), (50, 4024345), (65, 3095650), (101, 1992250), (125, 1609738), (130, 1547825), (202, 996125), (250, 804869), (325, 619130), (505, 398450), (613, 328250), (650, 309565), (1010, 199225), (1226, 164125), (1313, 153250), (1625, 123826), (2525, 79690), (2626, 76625), (3065, 65650), (3250, 61913), (5050, 39845), (6130, 32825), (6565, 30650), (7969, 25250), (12625, 15938), (13130, 15325)]