53505140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10831}}^1$

素因数の和:10872

約数の個数: 48

約数和(自身を含む): 127384320

約数和(自身を除く): 73879180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 10831, 21662, 43324, 54155, 108310, 140803, 205789, 216620, 281606, 411578, 563212, 704015, 823156, 1028945, 1408030, 2057890, 2675257, 2816060, 4115780, 5350514, 10701028, 13376285, 26752570, 53505140]

約数ペア:

[(1, 53505140), (2, 26752570), (4, 13376285), (5, 10701028), (10, 5350514), (13, 4115780), (19, 2816060), (20, 2675257), (26, 2057890), (38, 1408030), (52, 1028945), (65, 823156), (76, 704015), (95, 563212), (130, 411578), (190, 281606), (247, 216620), (260, 205789), (380, 140803), (494, 108310), (988, 54155), (1235, 43324), (2470, 21662), (4940, 10831)]