26405446640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{112921}}^1$

素因数の和:113050

約数の個数: 80

約数和(自身を含む): 63850615680

約数和(自身を除く): 37445169040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 79, 80, 148, 158, 185, 296, 316, 370, 395, 592, 632, 740, 790, 1264, 1480, 1580, 2923, 2960, 3160, 5846, 6320, 11692, 14615, 23384, 29230, 46768, 58460, 112921, 116920, 225842, 233840, 451684, 564605, 903368, 1129210, 1806736, 2258420, 4178077, 4516840, 8356154, 8920759, 9033680, 16712308, 17841518, 20890385, 33424616, 35683036, 41780770, 44603795, 66849232, 71366072, 83561540, 89207590, 142732144, 167123080, 178415180, 330068083, 334246160, 356830360, 660136166, 713660720, 1320272332, 1650340415, 2640544664, 3300680830, 5281089328, 6601361660, 13202723320, 26405446640]

約数ペア:

[(1, 26405446640), (2, 13202723320), (4, 6601361660), (5, 5281089328), (8, 3300680830), (10, 2640544664), (16, 1650340415), (20, 1320272332), (37, 713660720), (40, 660136166), (74, 356830360), (79, 334246160), (80, 330068083), (148, 178415180), (158, 167123080), (185, 142732144), (296, 89207590), (316, 83561540), (370, 71366072), (395, 66849232), (592, 44603795), (632, 41780770), (740, 35683036), (790, 33424616), (1264, 20890385), (1480, 17841518), (1580, 16712308), (2923, 9033680), (2960, 8920759), (3160, 8356154), (5846, 4516840), (6320, 4178077), (11692, 2258420), (14615, 1806736), (23384, 1129210), (29230, 903368), (46768, 564605), (58460, 451684), (112921, 233840), (116920, 225842)]