25200030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11831}}^1$

素因数の和:11912

約数の個数: 32

約数和(自身を含む): 61337088

約数和(自身を除く): 36137058

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 11831, 23662, 35493, 59155, 70986, 118310, 177465, 354930, 840001, 1680002, 2520003, 4200005, 5040006, 8400010, 12600015, 25200030]

約数ペア:

[(1, 25200030), (2, 12600015), (3, 8400010), (5, 5040006), (6, 4200005), (10, 2520003), (15, 1680002), (30, 840001), (71, 354930), (142, 177465), (213, 118310), (355, 70986), (426, 59155), (710, 35493), (1065, 23662), (2130, 11831)]