64990584

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{4987}}^1$

素因数の和:5180

約数の個数: 48

約数和(自身を含む): 177024120

約数和(自身を除く): 112033536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1448, 1629, 2172, 3258, 4344, 4987, 6516, 9974, 13032, 14961, 19948, 29922, 39896, 44883, 59844, 89766, 119688, 179532, 359064, 902647, 1805294, 2707941, 3610588, 5415882, 7221176, 8123823, 10831764, 16247646, 21663528, 32495292, 64990584]

約数ペア:

[(1, 64990584), (2, 32495292), (3, 21663528), (4, 16247646), (6, 10831764), (8, 8123823), (9, 7221176), (12, 5415882), (18, 3610588), (24, 2707941), (36, 1805294), (72, 902647), (181, 359064), (362, 179532), (543, 119688), (724, 89766), (1086, 59844), (1448, 44883), (1629, 39896), (2172, 29922), (3258, 19948), (4344, 14961), (4987, 13032), (6516, 9974)]