87212320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1823}}^1$

素因数の和:1874

約数の個数: 96

約数和(自身を含む): 231662592

約数和(自身を除く): 144450272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 736, 920, 1040, 1196, 1495, 1823, 1840, 2080, 2392, 2990, 3646, 3680, 4784, 5980, 7292, 9115, 9568, 11960, 14584, 18230, 23699, 23920, 29168, 36460, 41929, 47398, 47840, 58336, 72920, 83858, 94796, 118495, 145840, 167716, 189592, 209645, 236990, 291680, 335432, 379184, 419290, 473980, 545077, 670864, 758368, 838580, 947960, 1090154, 1341728, 1677160, 1895920, 2180308, 2725385, 3354320, 3791840, 4360616, 5450770, 6708640, 8721232, 10901540, 17442464, 21803080, 43606160, 87212320]

約数ペア:

[(1, 87212320), (2, 43606160), (4, 21803080), (5, 17442464), (8, 10901540), (10, 8721232), (13, 6708640), (16, 5450770), (20, 4360616), (23, 3791840), (26, 3354320), (32, 2725385), (40, 2180308), (46, 1895920), (52, 1677160), (65, 1341728), (80, 1090154), (92, 947960), (104, 838580), (115, 758368), (130, 670864), (160, 545077), (184, 473980), (208, 419290), (230, 379184), (260, 335432), (299, 291680), (368, 236990), (416, 209645), (460, 189592), (520, 167716), (598, 145840), (736, 118495), (920, 94796), (1040, 83858), (1196, 72920), (1495, 58336), (1823, 47840), (1840, 47398), (2080, 41929), (2392, 36460), (2990, 29168), (3646, 23920), (3680, 23699), (4784, 18230), (5980, 14584), (7292, 11960), (9115, 9568)]