72489225

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{13613}}^1$

素因数の和:13697

約数の個数: 24

約数和(自身を含む): 121545792

約数和(自身を除く): 49056567

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 13613, 40839, 68065, 204195, 340325, 966523, 1020975, 2899569, 4832615, 14497845, 24163075, 72489225]

約数ペア:

[(1, 72489225), (3, 24163075), (5, 14497845), (15, 4832615), (25, 2899569), (71, 1020975), (75, 966523), (213, 340325), (355, 204195), (1065, 68065), (1775, 40839), (5325, 13613)]