71859580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{577}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 163134720

約数和(自身を除く): 91275140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 479, 577, 958, 1154, 1916, 2308, 2395, 2885, 4790, 5770, 6227, 7501, 9580, 11540, 12454, 15002, 24908, 30004, 31135, 37505, 62270, 75010, 124540, 150020, 276383, 552766, 1105532, 1381915, 2763830, 3592979, 5527660, 7185958, 14371916, 17964895, 35929790, 71859580]

約数ペア:

[(1, 71859580), (2, 35929790), (4, 17964895), (5, 14371916), (10, 7185958), (13, 5527660), (20, 3592979), (26, 2763830), (52, 1381915), (65, 1105532), (130, 552766), (260, 276383), (479, 150020), (577, 124540), (958, 75010), (1154, 62270), (1916, 37505), (2308, 31135), (2395, 30004), (2885, 24908), (4790, 15002), (5770, 12454), (6227, 11540), (7501, 9580)]