81622320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26161}}^1$

素因数の和:26190

約数の個数: 80

約数和(自身を含む): 272503392

約数和(自身を除く): 190881072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 26161, 52322, 78483, 104644, 130805, 156966, 209288, 261610, 313932, 340093, 392415, 418576, 523220, 627864, 680186, 784830, 1020279, 1046440, 1255728, 1360372, 1569660, 1700465, 2040558, 2092880, 2720744, 3139320, 3400930, 4081116, 5101395, 5441488, 6278640, 6801860, 8162232, 10202790, 13603720, 16324464, 20405580, 27207440, 40811160, 81622320]

約数ペア:

[(1, 81622320), (2, 40811160), (3, 27207440), (4, 20405580), (5, 16324464), (6, 13603720), (8, 10202790), (10, 8162232), (12, 6801860), (13, 6278640), (15, 5441488), (16, 5101395), (20, 4081116), (24, 3400930), (26, 3139320), (30, 2720744), (39, 2092880), (40, 2040558), (48, 1700465), (52, 1569660), (60, 1360372), (65, 1255728), (78, 1046440), (80, 1020279), (104, 784830), (120, 680186), (130, 627864), (156, 523220), (195, 418576), (208, 392415), (240, 340093), (260, 313932), (312, 261610), (390, 209288), (520, 156966), (624, 130805), (780, 104644), (1040, 78483), (1560, 52322), (3120, 26161)]