203420000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{1453}}^1$

素因数の和:1490

約数の個数: 120

約数和(自身を含む): 572329296

約数和(自身を除く): 368909296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 625, 700, 800, 875, 1000, 1120, 1250, 1400, 1453, 1750, 2000, 2500, 2800, 2906, 3500, 4000, 4375, 5000, 5600, 5812, 7000, 7265, 8750, 10000, 10171, 11624, 14000, 14530, 17500, 20000, 20342, 23248, 28000, 29060, 35000, 36325, 40684, 46496, 50855, 58120, 70000, 72650, 81368, 101710, 116240, 140000, 145300, 162736, 181625, 203420, 232480, 254275, 290600, 325472, 363250, 406840, 508550, 581200, 726500, 813680, 908125, 1017100, 1162400, 1271375, 1453000, 1627360, 1816250, 2034200, 2542750, 2906000, 3632500, 4068400, 5085500, 5812000, 6356875, 7265000, 8136800, 10171000, 12713750, 14530000, 20342000, 25427500, 29060000, 40684000, 50855000, 101710000, 203420000]

約数ペア:

[(1, 203420000), (2, 101710000), (4, 50855000), (5, 40684000), (7, 29060000), (8, 25427500), (10, 20342000), (14, 14530000), (16, 12713750), (20, 10171000), (25, 8136800), (28, 7265000), (32, 6356875), (35, 5812000), (40, 5085500), (50, 4068400), (56, 3632500), (70, 2906000), (80, 2542750), (100, 2034200), (112, 1816250), (125, 1627360), (140, 1453000), (160, 1271375), (175, 1162400), (200, 1017100), (224, 908125), (250, 813680), (280, 726500), (350, 581200), (400, 508550), (500, 406840), (560, 363250), (625, 325472), (700, 290600), (800, 254275), (875, 232480), (1000, 203420), (1120, 181625), (1250, 162736), (1400, 145300), (1453, 140000), (1750, 116240), (2000, 101710), (2500, 81368), (2800, 72650), (2906, 70000), (3500, 58120), (4000, 50855), (4375, 46496), (5000, 40684), (5600, 36325), (5812, 35000), (7000, 29060), (7265, 28000), (8750, 23248), (10000, 20342), (10171, 20000), (11624, 17500), (14000, 14530)]