49905320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 115773840

約数和(自身を除く): 65868520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 113, 122, 181, 226, 244, 305, 362, 452, 488, 565, 610, 724, 904, 905, 1130, 1220, 1448, 1810, 2260, 2440, 3620, 4520, 6893, 7240, 11041, 13786, 20453, 22082, 27572, 34465, 40906, 44164, 55144, 55205, 68930, 81812, 88328, 102265, 110410, 137860, 163624, 204530, 220820, 275720, 409060, 441640, 818120, 1247633, 2495266, 4990532, 6238165, 9981064, 12476330, 24952660, 49905320]

約数ペア:

[(1, 49905320), (2, 24952660), (4, 12476330), (5, 9981064), (8, 6238165), (10, 4990532), (20, 2495266), (40, 1247633), (61, 818120), (113, 441640), (122, 409060), (181, 275720), (226, 220820), (244, 204530), (305, 163624), (362, 137860), (452, 110410), (488, 102265), (565, 88328), (610, 81812), (724, 68930), (904, 55205), (905, 55144), (1130, 44164), (1220, 40906), (1448, 34465), (1810, 27572), (2260, 22082), (2440, 20453), (3620, 13786), (4520, 11041), (6893, 7240)]