15308375

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:188

約数の個数: 32

約数和(自身を含む): 20442240

約数和(自身を除く): 5133865

約数列:

[1, 5, 25, 29, 41, 103, 125, 145, 205, 515, 725, 1025, 1189, 2575, 2987, 3625, 4223, 5125, 5945, 12875, 14935, 21115, 29725, 74675, 105575, 122467, 148625, 373375, 527875, 612335, 3061675, 15308375]

約数ペア:

[(1, 15308375), (5, 3061675), (25, 612335), (29, 527875), (41, 373375), (103, 148625), (125, 122467), (145, 105575), (205, 74675), (515, 29725), (725, 21115), (1025, 14935), (1189, 12875), (2575, 5945), (2987, 5125), (3625, 4223)]