275163040

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4421}}^1$

素因数の和:4825

約数の個数: 48

約数和(自身を含む): 651891240

約数和(自身を除く): 376728200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1556, 1945, 3112, 3890, 4421, 6224, 7780, 8842, 12448, 15560, 17684, 22105, 31120, 35368, 44210, 62240, 70736, 88420, 141472, 176840, 353680, 707360, 1719769, 3439538, 6879076, 8598845, 13758152, 17197690, 27516304, 34395380, 55032608, 68790760, 137581520, 275163040]

約数ペア:

[(1, 275163040), (2, 137581520), (4, 68790760), (5, 55032608), (8, 34395380), (10, 27516304), (16, 17197690), (20, 13758152), (32, 8598845), (40, 6879076), (80, 3439538), (160, 1719769), (389, 707360), (778, 353680), (1556, 176840), (1945, 141472), (3112, 88420), (3890, 70736), (4421, 62240), (6224, 44210), (7780, 35368), (8842, 31120), (12448, 22105), (15560, 17684)]