75471640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30931}}^1$

素因数の和:31003

約数の個数: 32

約数和(自身を含む): 172600560

約数和(自身を除く): 97128920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 30931, 61862, 123724, 154655, 247448, 309310, 618620, 1237240, 1886791, 3773582, 7547164, 9433955, 15094328, 18867910, 37735820, 75471640]

約数ペア:

[(1, 75471640), (2, 37735820), (4, 18867910), (5, 15094328), (8, 9433955), (10, 7547164), (20, 3773582), (40, 1886791), (61, 1237240), (122, 618620), (244, 309310), (305, 247448), (488, 154655), (610, 123724), (1220, 61862), (2440, 30931)]