68689900

素因数分解:

$2^2\times 5^2\times {\mathrm{151}}^1\times {\mathrm{4549}}^1$

素因数の和:4714

約数の個数: 36

約数和(自身を含む): 150077200

約数和(自身を除く): 81387300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 151, 302, 604, 755, 1510, 3020, 3775, 4549, 7550, 9098, 15100, 18196, 22745, 45490, 90980, 113725, 227450, 454900, 686899, 1373798, 2747596, 3434495, 6868990, 13737980, 17172475, 34344950, 68689900]

約数ペア:

[(1, 68689900), (2, 34344950), (4, 17172475), (5, 13737980), (10, 6868990), (20, 3434495), (25, 2747596), (50, 1373798), (100, 686899), (151, 454900), (302, 227450), (604, 113725), (755, 90980), (1510, 45490), (3020, 22745), (3775, 18196), (4549, 15100), (7550, 9098)]