51585560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{587}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 125949600

約数和(自身を除く): 74364040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 587, 676, 845, 1174, 1352, 1690, 2197, 2348, 2935, 3380, 4394, 4696, 5870, 6760, 7631, 8788, 10985, 11740, 15262, 17576, 21970, 23480, 30524, 38155, 43940, 61048, 76310, 87880, 99203, 152620, 198406, 305240, 396812, 496015, 793624, 992030, 1289639, 1984060, 2579278, 3968120, 5158556, 6448195, 10317112, 12896390, 25792780, 51585560]

約数ペア:

[(1, 51585560), (2, 25792780), (4, 12896390), (5, 10317112), (8, 6448195), (10, 5158556), (13, 3968120), (20, 2579278), (26, 1984060), (40, 1289639), (52, 992030), (65, 793624), (104, 496015), (130, 396812), (169, 305240), (260, 198406), (338, 152620), (520, 99203), (587, 87880), (676, 76310), (845, 61048), (1174, 43940), (1352, 38155), (1690, 30524), (2197, 23480), (2348, 21970), (2935, 17576), (3380, 15262), (4394, 11740), (4696, 10985), (5870, 8788), (6760, 7631)]