20188749500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{21019}}^1$

素因数の和:21168

約数の個数: 96

約数和(自身を含む): 47101279680

約数和(自身を除く): 26912530180

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 113, 125, 170, 226, 250, 340, 425, 452, 500, 565, 850, 1130, 1700, 1921, 2125, 2260, 2825, 3842, 4250, 5650, 7684, 8500, 9605, 11300, 14125, 19210, 21019, 28250, 38420, 42038, 48025, 56500, 84076, 96050, 105095, 192100, 210190, 240125, 357323, 420380, 480250, 525475, 714646, 960500, 1050950, 1429292, 1786615, 2101900, 2375147, 2627375, 3573230, 4750294, 5254750, 7146460, 8933075, 9500588, 10509500, 11875735, 17866150, 23751470, 35732300, 40377499, 44665375, 47502940, 59378675, 80754998, 89330750, 118757350, 161509996, 178661500, 201887495, 237514700, 296893375, 403774990, 593786750, 807549980, 1009437475, 1187573500, 2018874950, 4037749900, 5047187375, 10094374750, 20188749500]

約数ペア:

[(1, 20188749500), (2, 10094374750), (4, 5047187375), (5, 4037749900), (10, 2018874950), (17, 1187573500), (20, 1009437475), (25, 807549980), (34, 593786750), (50, 403774990), (68, 296893375), (85, 237514700), (100, 201887495), (113, 178661500), (125, 161509996), (170, 118757350), (226, 89330750), (250, 80754998), (340, 59378675), (425, 47502940), (452, 44665375), (500, 40377499), (565, 35732300), (850, 23751470), (1130, 17866150), (1700, 11875735), (1921, 10509500), (2125, 9500588), (2260, 8933075), (2825, 7146460), (3842, 5254750), (4250, 4750294), (5650, 3573230), (7684, 2627375), (8500, 2375147), (9605, 2101900), (11300, 1786615), (14125, 1429292), (19210, 1050950), (21019, 960500), (28250, 714646), (38420, 525475), (42038, 480250), (48025, 420380), (56500, 357323), (84076, 240125), (96050, 210190), (105095, 192100)]