305166580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{1291}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 656377344

約数和(自身を除く): 351210764

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 223, 265, 446, 530, 892, 1060, 1115, 1291, 2230, 2582, 4460, 5164, 6455, 11819, 12910, 23638, 25820, 47276, 59095, 68423, 118190, 136846, 236380, 273692, 287893, 342115, 575786, 684230, 1151572, 1368460, 1439465, 2878930, 5757860, 15258329, 30516658, 61033316, 76291645, 152583290, 305166580]

約数ペア:

[(1, 305166580), (2, 152583290), (4, 76291645), (5, 61033316), (10, 30516658), (20, 15258329), (53, 5757860), (106, 2878930), (212, 1439465), (223, 1368460), (265, 1151572), (446, 684230), (530, 575786), (892, 342115), (1060, 287893), (1115, 273692), (1291, 236380), (2230, 136846), (2582, 118190), (4460, 68423), (5164, 59095), (6455, 47276), (11819, 25820), (12910, 23638)]