25372500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 78724800

約数和(自身を除く): 53352300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 125, 150, 170, 199, 204, 250, 255, 300, 340, 375, 398, 425, 500, 510, 597, 625, 750, 796, 850, 995, 1020, 1194, 1250, 1275, 1500, 1700, 1875, 1990, 2125, 2388, 2500, 2550, 2985, 3383, 3750, 3980, 4250, 4975, 5100, 5970, 6375, 6766, 7500, 8500, 9950, 10149, 10625, 11940, 12750, 13532, 14925, 16915, 19900, 20298, 21250, 24875, 25500, 29850, 31875, 33830, 40596, 42500, 49750, 50745, 59700, 63750, 67660, 74625, 84575, 99500, 101490, 124375, 127500, 149250, 169150, 202980, 248750, 253725, 298500, 338300, 373125, 422875, 497500, 507450, 746250, 845750, 1014900, 1268625, 1492500, 1691500, 2114375, 2537250, 4228750, 5074500, 6343125, 8457500, 12686250, 25372500]

約数ペア:

[(1, 25372500), (2, 12686250), (3, 8457500), (4, 6343125), (5, 5074500), (6, 4228750), (10, 2537250), (12, 2114375), (15, 1691500), (17, 1492500), (20, 1268625), (25, 1014900), (30, 845750), (34, 746250), (50, 507450), (51, 497500), (60, 422875), (68, 373125), (75, 338300), (85, 298500), (100, 253725), (102, 248750), (125, 202980), (150, 169150), (170, 149250), (199, 127500), (204, 124375), (250, 101490), (255, 99500), (300, 84575), (340, 74625), (375, 67660), (398, 63750), (425, 59700), (500, 50745), (510, 49750), (597, 42500), (625, 40596), (750, 33830), (796, 31875), (850, 29850), (995, 25500), (1020, 24875), (1194, 21250), (1250, 20298), (1275, 19900), (1500, 16915), (1700, 14925), (1875, 13532), (1990, 12750), (2125, 11940), (2388, 10625), (2500, 10149), (2550, 9950), (2985, 8500), (3383, 7500), (3750, 6766), (3980, 6375), (4250, 5970), (4975, 5100)]