80818000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2377}}^1$

素因数の和:2417

約数の個数: 80

約数和(自身を含む): 207000144

約数和(自身を除く): 126182144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 340, 400, 425, 500, 680, 850, 1000, 1360, 1700, 2000, 2125, 2377, 3400, 4250, 4754, 6800, 8500, 9508, 11885, 17000, 19016, 23770, 34000, 38032, 40409, 47540, 59425, 80818, 95080, 118850, 161636, 190160, 202045, 237700, 297125, 323272, 404090, 475400, 594250, 646544, 808180, 950800, 1010225, 1188500, 1616360, 2020450, 2377000, 3232720, 4040900, 4754000, 5051125, 8081800, 10102250, 16163600, 20204500, 40409000, 80818000]

約数ペア:

[(1, 80818000), (2, 40409000), (4, 20204500), (5, 16163600), (8, 10102250), (10, 8081800), (16, 5051125), (17, 4754000), (20, 4040900), (25, 3232720), (34, 2377000), (40, 2020450), (50, 1616360), (68, 1188500), (80, 1010225), (85, 950800), (100, 808180), (125, 646544), (136, 594250), (170, 475400), (200, 404090), (250, 323272), (272, 297125), (340, 237700), (400, 202045), (425, 190160), (500, 161636), (680, 118850), (850, 95080), (1000, 80818), (1360, 59425), (1700, 47540), (2000, 40409), (2125, 38032), (2377, 34000), (3400, 23770), (4250, 19016), (4754, 17000), (6800, 11885), (8500, 9508)]