42721640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2833}}^1$

素因数の和:2886

約数の個数: 64

約数和(自身を含む): 107125200

約数和(自身を除く): 64403560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 2833, 3016, 3770, 5666, 7540, 11332, 14165, 15080, 22664, 28330, 36829, 56660, 73658, 82157, 113320, 147316, 164314, 184145, 294632, 328628, 368290, 410785, 657256, 736580, 821570, 1068041, 1473160, 1643140, 2136082, 3286280, 4272164, 5340205, 8544328, 10680410, 21360820, 42721640]

約数ペア:

[(1, 42721640), (2, 21360820), (4, 10680410), (5, 8544328), (8, 5340205), (10, 4272164), (13, 3286280), (20, 2136082), (26, 1643140), (29, 1473160), (40, 1068041), (52, 821570), (58, 736580), (65, 657256), (104, 410785), (116, 368290), (130, 328628), (145, 294632), (232, 184145), (260, 164314), (290, 147316), (377, 113320), (520, 82157), (580, 73658), (754, 56660), (1160, 36829), (1508, 28330), (1885, 22664), (2833, 15080), (3016, 14165), (3770, 11332), (5666, 7540)]