9215000

素因数分解:

$2^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 22961400

約数和(自身を除く): 13746400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 97, 100, 125, 152, 190, 194, 200, 250, 380, 388, 475, 485, 500, 625, 760, 776, 950, 970, 1000, 1250, 1843, 1900, 1940, 2375, 2425, 2500, 3686, 3800, 3880, 4750, 4850, 5000, 7372, 9215, 9500, 9700, 11875, 12125, 14744, 18430, 19000, 19400, 23750, 24250, 36860, 46075, 47500, 48500, 60625, 73720, 92150, 95000, 97000, 121250, 184300, 230375, 242500, 368600, 460750, 485000, 921500, 1151875, 1843000, 2303750, 4607500, 9215000]

約数ペア:

[(1, 9215000), (2, 4607500), (4, 2303750), (5, 1843000), (8, 1151875), (10, 921500), (19, 485000), (20, 460750), (25, 368600), (38, 242500), (40, 230375), (50, 184300), (76, 121250), (95, 97000), (97, 95000), (100, 92150), (125, 73720), (152, 60625), (190, 48500), (194, 47500), (200, 46075), (250, 36860), (380, 24250), (388, 23750), (475, 19400), (485, 19000), (500, 18430), (625, 14744), (760, 12125), (776, 11875), (950, 9700), (970, 9500), (1000, 9215), (1250, 7372), (1843, 5000), (1900, 4850), (1940, 4750), (2375, 3880), (2425, 3800), (2500, 3686)]