152080775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 236889600

約数和(自身を除く): 84808825

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 199, 275, 385, 397, 995, 1393, 1925, 1985, 2189, 2779, 4367, 4975, 6965, 9925, 10945, 13895, 15323, 21835, 30569, 34825, 54725, 69475, 76615, 79003, 109175, 152845, 383075, 395015, 553021, 764225, 869033, 1975075, 2765105, 4345165, 6083231, 13825525, 21725825, 30416155, 152080775]

約数ペア:

[(1, 152080775), (5, 30416155), (7, 21725825), (11, 13825525), (25, 6083231), (35, 4345165), (55, 2765105), (77, 1975075), (175, 869033), (199, 764225), (275, 553021), (385, 395015), (397, 383075), (995, 152845), (1393, 109175), (1925, 79003), (1985, 76615), (2189, 69475), (2779, 54725), (4367, 34825), (4975, 30569), (6965, 21835), (9925, 15323), (10945, 13895)]