268744580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{33343}}^1$

素因数の和:33396

約数の個数: 48

約数和(自身を含む): 627400704

約数和(自身を除く): 358656124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 33343, 66686, 133372, 166715, 333430, 433459, 666860, 866918, 1033633, 1733836, 2067266, 2167295, 4134532, 4334590, 5168165, 8669180, 10336330, 13437229, 20672660, 26874458, 53748916, 67186145, 134372290, 268744580]

約数ペア:

[(1, 268744580), (2, 134372290), (4, 67186145), (5, 53748916), (10, 26874458), (13, 20672660), (20, 13437229), (26, 10336330), (31, 8669180), (52, 5168165), (62, 4334590), (65, 4134532), (124, 2167295), (130, 2067266), (155, 1733836), (260, 1033633), (310, 866918), (403, 666860), (620, 433459), (806, 333430), (1612, 166715), (2015, 133372), (4030, 66686), (8060, 33343)]