164025550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{911}}^1$

素因数の和:1213

約数の個数: 48

約数和(自身を含む): 330103872

約数和(自身を除く): 166078322

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 277, 325, 554, 650, 911, 1385, 1822, 2770, 3601, 4555, 6925, 7202, 9110, 11843, 13850, 18005, 22775, 23686, 36010, 45550, 59215, 90025, 118430, 180050, 252347, 296075, 504694, 592150, 1261735, 2523470, 3280511, 6308675, 6561022, 12617350, 16402555, 32805110, 82012775, 164025550]

約数ペア:

[(1, 164025550), (2, 82012775), (5, 32805110), (10, 16402555), (13, 12617350), (25, 6561022), (26, 6308675), (50, 3280511), (65, 2523470), (130, 1261735), (277, 592150), (325, 504694), (554, 296075), (650, 252347), (911, 180050), (1385, 118430), (1822, 90025), (2770, 59215), (3601, 45550), (4555, 36010), (6925, 23686), (7202, 22775), (9110, 18005), (11843, 13850)]