1299291250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:509

約数の個数: 80

約数和(自身を含む): 2585547360

約数和(自身を除く): 1286256110

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 227, 241, 250, 454, 475, 482, 625, 950, 1135, 1205, 1250, 2270, 2375, 2410, 4313, 4579, 4750, 5675, 6025, 8626, 9158, 11350, 11875, 12050, 21565, 22895, 23750, 28375, 30125, 43130, 45790, 54707, 56750, 60250, 107825, 109414, 114475, 141875, 150625, 215650, 228950, 273535, 283750, 301250, 539125, 547070, 572375, 1039433, 1078250, 1144750, 1367675, 2078866, 2695625, 2735350, 2861875, 5197165, 5391250, 5723750, 6838375, 10394330, 13676750, 25985825, 34191875, 51971650, 68383750, 129929125, 259858250, 649645625, 1299291250]

約数ペア:

[(1, 1299291250), (2, 649645625), (5, 259858250), (10, 129929125), (19, 68383750), (25, 51971650), (38, 34191875), (50, 25985825), (95, 13676750), (125, 10394330), (190, 6838375), (227, 5723750), (241, 5391250), (250, 5197165), (454, 2861875), (475, 2735350), (482, 2695625), (625, 2078866), (950, 1367675), (1135, 1144750), (1205, 1078250), (1250, 1039433), (2270, 572375), (2375, 547070), (2410, 539125), (4313, 301250), (4579, 283750), (4750, 273535), (5675, 228950), (6025, 215650), (8626, 150625), (9158, 141875), (11350, 114475), (11875, 109414), (12050, 107825), (21565, 60250), (22895, 56750), (23750, 54707), (28375, 45790), (30125, 43130)]