53641380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68771}}^1$

素因数の和:68796

約数の個数: 48

約数和(自身を含む): 161751744

約数和(自身を除く): 108110364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 68771, 137542, 206313, 275084, 343855, 412626, 687710, 825252, 894023, 1031565, 1375420, 1788046, 2063130, 2682069, 3576092, 4126260, 4470115, 5364138, 8940230, 10728276, 13410345, 17880460, 26820690, 53641380]

約数ペア:

[(1, 53641380), (2, 26820690), (3, 17880460), (4, 13410345), (5, 10728276), (6, 8940230), (10, 5364138), (12, 4470115), (13, 4126260), (15, 3576092), (20, 2682069), (26, 2063130), (30, 1788046), (39, 1375420), (52, 1031565), (60, 894023), (65, 825252), (78, 687710), (130, 412626), (156, 343855), (195, 275084), (260, 206313), (390, 137542), (780, 68771)]