72379280

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1607}}^1$

素因数の和:2183

約数の個数: 40

約数和(自身を含む): 168685632

約数和(自身を除く): 96306352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 1607, 2252, 2815, 3214, 4504, 5630, 6428, 8035, 9008, 11260, 12856, 16070, 22520, 25712, 32140, 45040, 64280, 128560, 904741, 1809482, 3618964, 4523705, 7237928, 9047410, 14475856, 18094820, 36189640, 72379280]

約数ペア:

[(1, 72379280), (2, 36189640), (4, 18094820), (5, 14475856), (8, 9047410), (10, 7237928), (16, 4523705), (20, 3618964), (40, 1809482), (80, 904741), (563, 128560), (1126, 64280), (1607, 45040), (2252, 32140), (2815, 25712), (3214, 22520), (4504, 16070), (5630, 12856), (6428, 11260), (8035, 9008)]