80896815

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 144656928

約数和(自身を除く): 63760113

約数列:

[1, 3, 5, 9, 15, 45, 53, 107, 159, 265, 317, 321, 477, 535, 795, 951, 963, 1585, 1605, 2385, 2853, 4755, 4815, 5671, 14265, 16801, 17013, 28355, 33919, 50403, 51039, 84005, 85065, 101757, 151209, 169595, 252015, 255195, 305271, 508785, 756045, 1526355, 1797707, 5393121, 8988535, 16179363, 26965605, 80896815]

約数ペア:

[(1, 80896815), (3, 26965605), (5, 16179363), (9, 8988535), (15, 5393121), (45, 1797707), (53, 1526355), (107, 756045), (159, 508785), (265, 305271), (317, 255195), (321, 252015), (477, 169595), (535, 151209), (795, 101757), (951, 85065), (963, 84005), (1585, 51039), (1605, 50403), (2385, 33919), (2853, 28355), (4755, 17013), (4815, 16801), (5671, 14265)]