74799972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{577}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 204711416

約数和(自身を除く): 129911444

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 277, 468, 554, 577, 831, 1108, 1154, 1662, 1731, 2308, 2493, 3324, 3462, 3601, 4986, 5193, 6924, 7202, 7501, 9972, 10386, 10803, 14404, 15002, 20772, 21606, 22503, 30004, 32409, 43212, 45006, 64818, 67509, 90012, 129636, 135018, 159829, 270036, 319658, 479487, 639316, 958974, 1438461, 1917948, 2077777, 2876922, 4155554, 5753844, 6233331, 8311108, 12466662, 18699993, 24933324, 37399986, 74799972]

約数ペア:

[(1, 74799972), (2, 37399986), (3, 24933324), (4, 18699993), (6, 12466662), (9, 8311108), (12, 6233331), (13, 5753844), (18, 4155554), (26, 2876922), (36, 2077777), (39, 1917948), (52, 1438461), (78, 958974), (117, 639316), (156, 479487), (234, 319658), (277, 270036), (468, 159829), (554, 135018), (577, 129636), (831, 90012), (1108, 67509), (1154, 64818), (1662, 45006), (1731, 43212), (2308, 32409), (2493, 30004), (3324, 22503), (3462, 21606), (3601, 20772), (4986, 15002), (5193, 14404), (6924, 10803), (7202, 10386), (7501, 9972)]