49657040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20023}}^1$

素因数の和:20067

約数の個数: 40

約数和(自身を含む): 119182848

約数和(自身を除く): 69525808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 20023, 40046, 80092, 100115, 160184, 200230, 320368, 400460, 620713, 800920, 1241426, 1601840, 2482852, 3103565, 4965704, 6207130, 9931408, 12414260, 24828520, 49657040]

約数ペア:

[(1, 49657040), (2, 24828520), (4, 12414260), (5, 9931408), (8, 6207130), (10, 4965704), (16, 3103565), (20, 2482852), (31, 1601840), (40, 1241426), (62, 800920), (80, 620713), (124, 400460), (155, 320368), (248, 200230), (310, 160184), (496, 100115), (620, 80092), (1240, 40046), (2480, 20023)]