45687280

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7229}}^1$

素因数の和:7321

約数の個数: 40

約数和(自身を含む): 107582400

約数和(自身を除く): 61895120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 7229, 14458, 28916, 36145, 57832, 72290, 115664, 144580, 289160, 571091, 578320, 1142182, 2284364, 2855455, 4568728, 5710910, 9137456, 11421820, 22843640, 45687280]

約数ペア:

[(1, 45687280), (2, 22843640), (4, 11421820), (5, 9137456), (8, 5710910), (10, 4568728), (16, 2855455), (20, 2284364), (40, 1142182), (79, 578320), (80, 571091), (158, 289160), (316, 144580), (395, 115664), (632, 72290), (790, 57832), (1264, 36145), (1580, 28916), (3160, 14458), (6320, 7229)]