801156680

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{463}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 1824076800

約数和(自身を除く): 1022920120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 239, 362, 463, 478, 724, 905, 926, 956, 1195, 1448, 1810, 1852, 1912, 2315, 2390, 3620, 3704, 4630, 4780, 7240, 9260, 9560, 18520, 43259, 83803, 86518, 110657, 167606, 173036, 216295, 221314, 335212, 346072, 419015, 432590, 442628, 553285, 670424, 838030, 865180, 885256, 1106570, 1676060, 1730360, 2213140, 3352120, 4426280, 20028917, 40057834, 80115668, 100144585, 160231336, 200289170, 400578340, 801156680]

約数ペア:

[(1, 801156680), (2, 400578340), (4, 200289170), (5, 160231336), (8, 100144585), (10, 80115668), (20, 40057834), (40, 20028917), (181, 4426280), (239, 3352120), (362, 2213140), (463, 1730360), (478, 1676060), (724, 1106570), (905, 885256), (926, 865180), (956, 838030), (1195, 670424), (1448, 553285), (1810, 442628), (1852, 432590), (1912, 419015), (2315, 346072), (2390, 335212), (3620, 221314), (3704, 216295), (4630, 173036), (4780, 167606), (7240, 110657), (9260, 86518), (9560, 83803), (18520, 43259)]