72444880

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5059}}^1$

素因数の和:5251

約数の個数: 40

約数和(自身を含む): 169408800

約数和(自身を除く): 96963920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 5059, 7160, 10118, 14320, 20236, 25295, 40472, 50590, 80944, 101180, 202360, 404720, 905561, 1811122, 3622244, 4527805, 7244488, 9055610, 14488976, 18111220, 36222440, 72444880]

約数ペア:

[(1, 72444880), (2, 36222440), (4, 18111220), (5, 14488976), (8, 9055610), (10, 7244488), (16, 4527805), (20, 3622244), (40, 1811122), (80, 905561), (179, 404720), (358, 202360), (716, 101180), (895, 80944), (1432, 50590), (1790, 40472), (2864, 25295), (3580, 20236), (5059, 14320), (7160, 10118)]