80856250

素因数分解:

$2^1\times 5^5\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:805

約数の個数: 48

約数和(自身を含む): 160724088

約数和(自身を除く): 79867838

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 625, 761, 850, 1250, 1522, 2125, 3125, 3805, 4250, 6250, 7610, 10625, 12937, 19025, 21250, 25874, 38050, 53125, 64685, 95125, 106250, 129370, 190250, 323425, 475625, 646850, 951250, 1617125, 2378125, 3234250, 4756250, 8085625, 16171250, 40428125, 80856250]

約数ペア:

[(1, 80856250), (2, 40428125), (5, 16171250), (10, 8085625), (17, 4756250), (25, 3234250), (34, 2378125), (50, 1617125), (85, 951250), (125, 646850), (170, 475625), (250, 323425), (425, 190250), (625, 129370), (761, 106250), (850, 95125), (1250, 64685), (1522, 53125), (2125, 38050), (3125, 25874), (3805, 21250), (4250, 19025), (6250, 12937), (7610, 10625)]