87977500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2707}}^1$

素因数の和:2744

約数の個数: 60

約数和(自身を含む): 207264904

約数和(自身を除く): 119287404

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 1250, 1300, 1625, 2500, 2707, 3250, 5414, 6500, 8125, 10828, 13535, 16250, 27070, 32500, 35191, 54140, 67675, 70382, 135350, 140764, 175955, 270700, 338375, 351910, 676750, 703820, 879775, 1353500, 1691875, 1759550, 3383750, 3519100, 4398875, 6767500, 8797750, 17595500, 21994375, 43988750, 87977500]

約数ペア:

[(1, 87977500), (2, 43988750), (4, 21994375), (5, 17595500), (10, 8797750), (13, 6767500), (20, 4398875), (25, 3519100), (26, 3383750), (50, 1759550), (52, 1691875), (65, 1353500), (100, 879775), (125, 703820), (130, 676750), (250, 351910), (260, 338375), (325, 270700), (500, 175955), (625, 140764), (650, 135350), (1250, 70382), (1300, 67675), (1625, 54140), (2500, 35191), (2707, 32500), (3250, 27070), (5414, 16250), (6500, 13535), (8125, 10828)]