73551260

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 158336640

約数和(自身を除く): 84785380

約数列:

[1, 2, 4, 5, 10, 20, 67, 131, 134, 262, 268, 335, 419, 524, 655, 670, 838, 1310, 1340, 1676, 2095, 2620, 4190, 8380, 8777, 17554, 28073, 35108, 43885, 54889, 56146, 87770, 109778, 112292, 140365, 175540, 219556, 274445, 280730, 548890, 561460, 1097780, 3677563, 7355126, 14710252, 18387815, 36775630, 73551260]

約数ペア:

[(1, 73551260), (2, 36775630), (4, 18387815), (5, 14710252), (10, 7355126), (20, 3677563), (67, 1097780), (131, 561460), (134, 548890), (262, 280730), (268, 274445), (335, 219556), (419, 175540), (524, 140365), (655, 112292), (670, 109778), (838, 87770), (1310, 56146), (1340, 54889), (1676, 43885), (2095, 35108), (2620, 28073), (4190, 17554), (8380, 8777)]