25207830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1619}}^1$

素因数の和:1805

約数の個数: 48

約数和(自身を含む): 65959920

約数和(自身を除く): 40752090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 173, 346, 519, 865, 1038, 1557, 1619, 1730, 2595, 3114, 3238, 4857, 5190, 7785, 8095, 9714, 14571, 15570, 16190, 24285, 29142, 48570, 72855, 145710, 280087, 560174, 840261, 1400435, 1680522, 2520783, 2800870, 4201305, 5041566, 8402610, 12603915, 25207830]

約数ペア:

[(1, 25207830), (2, 12603915), (3, 8402610), (5, 5041566), (6, 4201305), (9, 2800870), (10, 2520783), (15, 1680522), (18, 1400435), (30, 840261), (45, 560174), (90, 280087), (173, 145710), (346, 72855), (519, 48570), (865, 29142), (1038, 24285), (1557, 16190), (1619, 15570), (1730, 14571), (2595, 9714), (3114, 8095), (3238, 7785), (4857, 5190)]