158051120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103981}}^1$

素因数の和:104013

約数の個数: 40

約数和(自身を含む): 386813040

約数和(自身を除く): 228761920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 103981, 207962, 415924, 519905, 831848, 1039810, 1663696, 1975639, 2079620, 3951278, 4159240, 7902556, 8318480, 9878195, 15805112, 19756390, 31610224, 39512780, 79025560, 158051120]

約数ペア:

[(1, 158051120), (2, 79025560), (4, 39512780), (5, 31610224), (8, 19756390), (10, 15805112), (16, 9878195), (19, 8318480), (20, 7902556), (38, 4159240), (40, 3951278), (76, 2079620), (80, 1975639), (95, 1663696), (152, 1039810), (190, 831848), (304, 519905), (380, 415924), (760, 207962), (1520, 103981)]