159081520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1013}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 401349312

約数和(自身を除く): 242267792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 151, 208, 260, 302, 520, 604, 755, 1013, 1040, 1208, 1510, 1963, 2026, 2416, 3020, 3926, 4052, 5065, 6040, 7852, 8104, 9815, 10130, 12080, 13169, 15704, 16208, 19630, 20260, 26338, 31408, 39260, 40520, 52676, 65845, 78520, 81040, 105352, 131690, 152963, 157040, 210704, 263380, 305926, 526760, 611852, 764815, 1053520, 1223704, 1529630, 1988519, 2447408, 3059260, 3977038, 6118520, 7954076, 9942595, 12237040, 15908152, 19885190, 31816304, 39770380, 79540760, 159081520]

約数ペア:

[(1, 159081520), (2, 79540760), (4, 39770380), (5, 31816304), (8, 19885190), (10, 15908152), (13, 12237040), (16, 9942595), (20, 7954076), (26, 6118520), (40, 3977038), (52, 3059260), (65, 2447408), (80, 1988519), (104, 1529630), (130, 1223704), (151, 1053520), (208, 764815), (260, 611852), (302, 526760), (520, 305926), (604, 263380), (755, 210704), (1013, 157040), (1040, 152963), (1208, 131690), (1510, 105352), (1963, 81040), (2026, 78520), (2416, 65845), (3020, 52676), (3926, 40520), (4052, 39260), (5065, 31408), (6040, 26338), (7852, 20260), (8104, 19630), (9815, 16208), (10130, 15704), (12080, 13169)]