20524875

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{1117}}^1$

素因数の和:1149

約数の個数: 48

約数和(自身を含む): 39765024

約数和(自身を除く): 19240149

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 375, 525, 735, 875, 1117, 1225, 2625, 3351, 3675, 5585, 6125, 7819, 16755, 18375, 23457, 27925, 39095, 54733, 83775, 117285, 139625, 164199, 195475, 273665, 418875, 586425, 820995, 977375, 1368325, 2932125, 4104975, 6841625, 20524875]

約数ペア:

[(1, 20524875), (3, 6841625), (5, 4104975), (7, 2932125), (15, 1368325), (21, 977375), (25, 820995), (35, 586425), (49, 418875), (75, 273665), (105, 195475), (125, 164199), (147, 139625), (175, 117285), (245, 83775), (375, 54733), (525, 39095), (735, 27925), (875, 23457), (1117, 18375), (1225, 16755), (2625, 7819), (3351, 6125), (3675, 5585)]