201453520

素因数分解:

$2^4\times 5^1\times {\mathrm{1567}}^1\times {\mathrm{1607}}^1$

素因数の和:3187

約数の個数: 40

約数和(自身を含む): 468969984

約数和(自身を除く): 267516464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1567, 1607, 3134, 3214, 6268, 6428, 7835, 8035, 12536, 12856, 15670, 16070, 25072, 25712, 31340, 32140, 62680, 64280, 125360, 128560, 2518169, 5036338, 10072676, 12590845, 20145352, 25181690, 40290704, 50363380, 100726760, 201453520]

約数ペア:

[(1, 201453520), (2, 100726760), (4, 50363380), (5, 40290704), (8, 25181690), (10, 20145352), (16, 12590845), (20, 10072676), (40, 5036338), (80, 2518169), (1567, 128560), (1607, 125360), (3134, 64280), (3214, 62680), (6268, 32140), (6428, 31340), (7835, 25712), (8035, 25072), (12536, 16070), (12856, 15670)]