158023120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63719}}^1$

素因数の和:63763

約数の個数: 40

約数和(自身を含む): 379261440

約数和(自身を除く): 221238320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 63719, 127438, 254876, 318595, 509752, 637190, 1019504, 1274380, 1975289, 2548760, 3950578, 5097520, 7901156, 9876445, 15802312, 19752890, 31604624, 39505780, 79011560, 158023120]

約数ペア:

[(1, 158023120), (2, 79011560), (4, 39505780), (5, 31604624), (8, 19752890), (10, 15802312), (16, 9876445), (20, 7901156), (31, 5097520), (40, 3950578), (62, 2548760), (80, 1975289), (124, 1274380), (155, 1019504), (248, 637190), (310, 509752), (496, 318595), (620, 254876), (1240, 127438), (2480, 63719)]