1900967575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1459}}^1$

素因数の和:1712

約数の個数: 48

約数和(自身を含む): 2686633600

約数和(自身を除く): 785666025

約数列:

[1, 5, 13, 19, 25, 65, 95, 211, 247, 325, 475, 1055, 1235, 1459, 2743, 4009, 5275, 6175, 7295, 13715, 18967, 20045, 27721, 36475, 52117, 68575, 94835, 100225, 138605, 260585, 307849, 360373, 474175, 693025, 1302925, 1539245, 1801865, 4002037, 5849131, 7696225, 9009325, 20010185, 29245655, 76038703, 100050925, 146228275, 380193515, 1900967575]

約数ペア:

[(1, 1900967575), (5, 380193515), (13, 146228275), (19, 100050925), (25, 76038703), (65, 29245655), (95, 20010185), (211, 9009325), (247, 7696225), (325, 5849131), (475, 4002037), (1055, 1801865), (1235, 1539245), (1459, 1302925), (2743, 693025), (4009, 474175), (5275, 360373), (6175, 307849), (7295, 260585), (13715, 138605), (18967, 100225), (20045, 94835), (27721, 68575), (36475, 52117)]