72321880

素因数分解:

$2^3\times 5^1\times {\mathrm{773}}^1\times {\mathrm{2339}}^1$

素因数の和:3123

約数の個数: 32

約数和(自身を含む): 163004400

約数和(自身を除く): 90682520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 773, 1546, 2339, 3092, 3865, 4678, 6184, 7730, 9356, 11695, 15460, 18712, 23390, 30920, 46780, 93560, 1808047, 3616094, 7232188, 9040235, 14464376, 18080470, 36160940, 72321880]

約数ペア:

[(1, 72321880), (2, 36160940), (4, 18080470), (5, 14464376), (8, 9040235), (10, 7232188), (20, 3616094), (40, 1808047), (773, 93560), (1546, 46780), (2339, 30920), (3092, 23390), (3865, 18712), (4678, 15460), (6184, 11695), (7730, 9356)]