149287840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5521}}^1$

素因数の和:5562

約数の個数: 72

約数和(自身を含む): 381978828

約数和(自身を除く): 232690988

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3380, 5408, 5521, 6760, 11042, 13520, 22084, 27040, 27605, 44168, 55210, 71773, 88336, 110420, 143546, 176672, 220840, 287092, 358865, 441680, 574184, 717730, 883360, 933049, 1148368, 1435460, 1866098, 2296736, 2870920, 3732196, 4665245, 5741840, 7464392, 9330490, 11483680, 14928784, 18660980, 29857568, 37321960, 74643920, 149287840]

約数ペア:

[(1, 149287840), (2, 74643920), (4, 37321960), (5, 29857568), (8, 18660980), (10, 14928784), (13, 11483680), (16, 9330490), (20, 7464392), (26, 5741840), (32, 4665245), (40, 3732196), (52, 2870920), (65, 2296736), (80, 1866098), (104, 1435460), (130, 1148368), (160, 933049), (169, 883360), (208, 717730), (260, 574184), (338, 441680), (416, 358865), (520, 287092), (676, 220840), (845, 176672), (1040, 143546), (1352, 110420), (1690, 88336), (2080, 71773), (2704, 55210), (3380, 44168), (5408, 27605), (5521, 27040), (6760, 22084), (11042, 13520)]