80501480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1451}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 193406400

約数和(自身を除く): 112904920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1387, 1451, 1460, 2774, 2902, 2920, 5548, 5804, 6935, 7255, 11096, 11608, 13870, 14510, 27569, 27740, 29020, 55138, 55480, 58040, 105923, 110276, 137845, 211846, 220552, 275690, 423692, 529615, 551380, 847384, 1059230, 1102760, 2012537, 2118460, 4025074, 4236920, 8050148, 10062685, 16100296, 20125370, 40250740, 80501480]

約数ペア:

[(1, 80501480), (2, 40250740), (4, 20125370), (5, 16100296), (8, 10062685), (10, 8050148), (19, 4236920), (20, 4025074), (38, 2118460), (40, 2012537), (73, 1102760), (76, 1059230), (95, 847384), (146, 551380), (152, 529615), (190, 423692), (292, 275690), (365, 220552), (380, 211846), (584, 137845), (730, 110276), (760, 105923), (1387, 58040), (1451, 55480), (1460, 55138), (2774, 29020), (2902, 27740), (2920, 27569), (5548, 14510), (5804, 13870), (6935, 11608), (7255, 11096)]