53701720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 125154720

約数和(自身を除く): 71453000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 73, 106, 146, 212, 265, 292, 347, 365, 424, 530, 584, 694, 730, 1060, 1388, 1460, 1735, 2120, 2776, 2920, 3470, 3869, 6940, 7738, 13880, 15476, 18391, 19345, 25331, 30952, 36782, 38690, 50662, 73564, 77380, 91955, 101324, 126655, 147128, 154760, 183910, 202648, 253310, 367820, 506620, 735640, 1013240, 1342543, 2685086, 5370172, 6712715, 10740344, 13425430, 26850860, 53701720]

約数ペア:

[(1, 53701720), (2, 26850860), (4, 13425430), (5, 10740344), (8, 6712715), (10, 5370172), (20, 2685086), (40, 1342543), (53, 1013240), (73, 735640), (106, 506620), (146, 367820), (212, 253310), (265, 202648), (292, 183910), (347, 154760), (365, 147128), (424, 126655), (530, 101324), (584, 91955), (694, 77380), (730, 73564), (1060, 50662), (1388, 38690), (1460, 36782), (1735, 30952), (2120, 25331), (2776, 19345), (2920, 18391), (3470, 15476), (3869, 13880), (6940, 7738)]