73471480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 175140000

約数和(自身を除く): 101668520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 277, 349, 380, 554, 698, 760, 1108, 1385, 1396, 1745, 2216, 2770, 2792, 3490, 5263, 5540, 6631, 6980, 10526, 11080, 13262, 13960, 21052, 26315, 26524, 33155, 42104, 52630, 53048, 66310, 96673, 105260, 132620, 193346, 210520, 265240, 386692, 483365, 773384, 966730, 1836787, 1933460, 3673574, 3866920, 7347148, 9183935, 14694296, 18367870, 36735740, 73471480]

約数ペア:

[(1, 73471480), (2, 36735740), (4, 18367870), (5, 14694296), (8, 9183935), (10, 7347148), (19, 3866920), (20, 3673574), (38, 1933460), (40, 1836787), (76, 966730), (95, 773384), (152, 483365), (190, 386692), (277, 265240), (349, 210520), (380, 193346), (554, 132620), (698, 105260), (760, 96673), (1108, 66310), (1385, 53048), (1396, 52630), (1745, 42104), (2216, 33155), (2770, 26524), (2792, 26315), (3490, 21052), (5263, 13960), (5540, 13262), (6631, 11080), (6980, 10526)]