69720225

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{13093}}^1$

素因数の和:13177

約数の個数: 24

約数和(自身を含む): 116903232

約数和(自身を除く): 47183007

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 13093, 39279, 65465, 196395, 327325, 929603, 981975, 2788809, 4648015, 13944045, 23240075, 69720225]

約数ペア:

[(1, 69720225), (3, 23240075), (5, 13944045), (15, 4648015), (25, 2788809), (71, 981975), (75, 929603), (213, 327325), (355, 196395), (1065, 65465), (1775, 39279), (5325, 13093)]