21143365125

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{2129}}^1$

素因数の和:2591

約数の個数: 64

約数和(自身を含む): 35790543360

約数和(自身を除く): 14647178235

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 373, 375, 1065, 1119, 1775, 1865, 2129, 5325, 5595, 6387, 8875, 9325, 10645, 26483, 26625, 27975, 31935, 46625, 53225, 79449, 132415, 139875, 151159, 159675, 266125, 397245, 453477, 662075, 755795, 794117, 798375, 1986225, 2267385, 2382351, 3310375, 3778975, 3970585, 9931125, 11336925, 11911755, 18894875, 19852925, 56382307, 56684625, 59558775, 99264625, 169146921, 281911535, 297793875, 845734605, 1409557675, 4228673025, 7047788375, 21143365125]

約数ペア:

[(1, 21143365125), (3, 7047788375), (5, 4228673025), (15, 1409557675), (25, 845734605), (71, 297793875), (75, 281911535), (125, 169146921), (213, 99264625), (355, 59558775), (373, 56684625), (375, 56382307), (1065, 19852925), (1119, 18894875), (1775, 11911755), (1865, 11336925), (2129, 9931125), (5325, 3970585), (5595, 3778975), (6387, 3310375), (8875, 2382351), (9325, 2267385), (10645, 1986225), (26483, 798375), (26625, 794117), (27975, 755795), (31935, 662075), (46625, 453477), (53225, 397245), (79449, 266125), (132415, 159675), (139875, 151159)]