249577250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1873}}^1$

素因数の和:1944

約数の個数: 64

約数和(自身を含む): 515694816

約数和(自身を除く): 266117566

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 125, 130, 205, 250, 325, 410, 533, 650, 1025, 1066, 1625, 1873, 2050, 2665, 3250, 3746, 5125, 5330, 9365, 10250, 13325, 18730, 24349, 26650, 46825, 48698, 66625, 76793, 93650, 121745, 133250, 153586, 234125, 243490, 383965, 468250, 608725, 767930, 998309, 1217450, 1919825, 1996618, 3043625, 3839650, 4991545, 6087250, 9599125, 9983090, 19198250, 24957725, 49915450, 124788625, 249577250]

約数ペア:

[(1, 249577250), (2, 124788625), (5, 49915450), (10, 24957725), (13, 19198250), (25, 9983090), (26, 9599125), (41, 6087250), (50, 4991545), (65, 3839650), (82, 3043625), (125, 1996618), (130, 1919825), (205, 1217450), (250, 998309), (325, 767930), (410, 608725), (533, 468250), (650, 383965), (1025, 243490), (1066, 234125), (1625, 153586), (1873, 133250), (2050, 121745), (2665, 93650), (3250, 76793), (3746, 66625), (5125, 48698), (5330, 46825), (9365, 26650), (10250, 24349), (13325, 18730)]