25985640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2609}}^1$

素因数の和:2706

約数の個数: 64

約数和(自身を含む): 78926400

約数和(自身を除く): 52940760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 2609, 3320, 4980, 5218, 7827, 9960, 10436, 13045, 15654, 20872, 26090, 31308, 39135, 52180, 62616, 78270, 104360, 156540, 216547, 313080, 433094, 649641, 866188, 1082735, 1299282, 1732376, 2165470, 2598564, 3248205, 4330940, 5197128, 6496410, 8661880, 12992820, 25985640]

約数ペア:

[(1, 25985640), (2, 12992820), (3, 8661880), (4, 6496410), (5, 5197128), (6, 4330940), (8, 3248205), (10, 2598564), (12, 2165470), (15, 1732376), (20, 1299282), (24, 1082735), (30, 866188), (40, 649641), (60, 433094), (83, 313080), (120, 216547), (166, 156540), (249, 104360), (332, 78270), (415, 62616), (498, 52180), (664, 39135), (830, 31308), (996, 26090), (1245, 20872), (1660, 15654), (1992, 13045), (2490, 10436), (2609, 9960), (3320, 7827), (4980, 5218)]