49161520

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4421}}^1$

素因数の和:4573

約数の個数: 40

約数和(自身を含む): 115148880

約数和(自身を除く): 65987360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 4421, 5560, 8842, 11120, 17684, 22105, 35368, 44210, 70736, 88420, 176840, 353680, 614519, 1229038, 2458076, 3072595, 4916152, 6145190, 9832304, 12290380, 24580760, 49161520]

約数ペア:

[(1, 49161520), (2, 24580760), (4, 12290380), (5, 9832304), (8, 6145190), (10, 4916152), (16, 3072595), (20, 2458076), (40, 1229038), (80, 614519), (139, 353680), (278, 176840), (556, 88420), (695, 70736), (1112, 44210), (1390, 35368), (2224, 22105), (2780, 17684), (4421, 11120), (5560, 8842)]