25872340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 58988160

約数和(自身を除く): 33115820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 659, 755, 1318, 1510, 1963, 2636, 3020, 3295, 3926, 6590, 7852, 8567, 9815, 13180, 17134, 19630, 34268, 39260, 42835, 85670, 99509, 171340, 199018, 398036, 497545, 995090, 1293617, 1990180, 2587234, 5174468, 6468085, 12936170, 25872340]

約数ペア:

[(1, 25872340), (2, 12936170), (4, 6468085), (5, 5174468), (10, 2587234), (13, 1990180), (20, 1293617), (26, 995090), (52, 497545), (65, 398036), (130, 199018), (151, 171340), (260, 99509), (302, 85670), (604, 42835), (659, 39260), (755, 34268), (1318, 19630), (1510, 17134), (1963, 13180), (2636, 9815), (3020, 8567), (3295, 7852), (3926, 6590)]