510880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 1257984

約数和(自身を除く): 747104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 103, 124, 155, 160, 206, 248, 310, 412, 496, 515, 620, 824, 992, 1030, 1240, 1648, 2060, 2480, 3193, 3296, 4120, 4960, 6386, 8240, 12772, 15965, 16480, 25544, 31930, 51088, 63860, 102176, 127720, 255440, 510880]

約数ペア:

[(1, 510880), (2, 255440), (4, 127720), (5, 102176), (8, 63860), (10, 51088), (16, 31930), (20, 25544), (31, 16480), (32, 15965), (40, 12772), (62, 8240), (80, 6386), (103, 4960), (124, 4120), (155, 3296), (160, 3193), (206, 2480), (248, 2060), (310, 1648), (412, 1240), (496, 1030), (515, 992), (620, 824)]