51573460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 112637952

約数和(自身を除く): 61064492

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 193, 310, 386, 431, 620, 772, 862, 965, 1724, 1930, 2155, 3860, 4310, 5983, 8620, 11966, 13361, 23932, 26722, 29915, 53444, 59830, 66805, 83183, 119660, 133610, 166366, 267220, 332732, 415915, 831830, 1663660, 2578673, 5157346, 10314692, 12893365, 25786730, 51573460]

約数ペア:

[(1, 51573460), (2, 25786730), (4, 12893365), (5, 10314692), (10, 5157346), (20, 2578673), (31, 1663660), (62, 831830), (124, 415915), (155, 332732), (193, 267220), (310, 166366), (386, 133610), (431, 119660), (620, 83183), (772, 66805), (862, 59830), (965, 53444), (1724, 29915), (1930, 26722), (2155, 23932), (3860, 13361), (4310, 11966), (5983, 8620)]