26193670295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{640667}}^1$

素因数の和:640739

約数の個数: 32

約数和(自身を含む): 36810220608

約数和(自身を除く): 10616550313

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 481, 629, 1105, 2405, 3145, 8177, 40885, 640667, 3203335, 8328671, 10891339, 23704679, 41643355, 54456695, 118523395, 141587407, 308160827, 402979543, 707937035, 1540804135, 2014897715, 5238734059, 26193670295]

約数ペア:

[(1, 26193670295), (5, 5238734059), (13, 2014897715), (17, 1540804135), (37, 707937035), (65, 402979543), (85, 308160827), (185, 141587407), (221, 118523395), (481, 54456695), (629, 41643355), (1105, 23704679), (2405, 10891339), (3145, 8328671), (8177, 3203335), (40885, 640667)]