1625450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 3348000

約数和(自身を除く): 1722550

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 59, 95, 118, 145, 190, 290, 295, 475, 551, 590, 725, 950, 1102, 1121, 1450, 1475, 1711, 2242, 2755, 2950, 3422, 5510, 5605, 8555, 11210, 13775, 17110, 27550, 28025, 32509, 42775, 56050, 65018, 85550, 162545, 325090, 812725, 1625450]

約数ペア:

[(1, 1625450), (2, 812725), (5, 325090), (10, 162545), (19, 85550), (25, 65018), (29, 56050), (38, 42775), (50, 32509), (58, 28025), (59, 27550), (95, 17110), (118, 13775), (145, 11210), (190, 8555), (290, 5605), (295, 5510), (475, 3422), (551, 2950), (590, 2755), (725, 2242), (950, 1711), (1102, 1475), (1121, 1450)]