800348920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:533

約数の個数: 128

約数和(自身を含む): 2110095360

約数和(自身を除く): 1309746440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 127, 140, 142, 254, 280, 284, 317, 355, 497, 508, 568, 634, 635, 710, 889, 994, 1016, 1268, 1270, 1420, 1585, 1778, 1988, 2219, 2485, 2536, 2540, 2840, 3170, 3556, 3976, 4438, 4445, 4970, 5080, 6340, 7112, 8876, 8890, 9017, 9940, 11095, 12680, 17752, 17780, 18034, 19880, 22190, 22507, 35560, 36068, 40259, 44380, 45014, 45085, 63119, 72136, 80518, 88760, 90028, 90170, 112535, 126238, 157549, 161036, 180056, 180340, 201295, 225070, 252476, 281813, 315098, 315595, 322072, 360680, 402590, 450140, 504952, 563626, 630196, 631190, 787745, 805180, 900280, 1127252, 1260392, 1262380, 1409065, 1575490, 1610360, 2254504, 2524760, 2818130, 2858389, 3150980, 5636260, 5716778, 6301960, 11272520, 11433556, 14291945, 20008723, 22867112, 28583890, 40017446, 57167780, 80034892, 100043615, 114335560, 160069784, 200087230, 400174460, 800348920]

約数ペア:

[(1, 800348920), (2, 400174460), (4, 200087230), (5, 160069784), (7, 114335560), (8, 100043615), (10, 80034892), (14, 57167780), (20, 40017446), (28, 28583890), (35, 22867112), (40, 20008723), (56, 14291945), (70, 11433556), (71, 11272520), (127, 6301960), (140, 5716778), (142, 5636260), (254, 3150980), (280, 2858389), (284, 2818130), (317, 2524760), (355, 2254504), (497, 1610360), (508, 1575490), (568, 1409065), (634, 1262380), (635, 1260392), (710, 1127252), (889, 900280), (994, 805180), (1016, 787745), (1268, 631190), (1270, 630196), (1420, 563626), (1585, 504952), (1778, 450140), (1988, 402590), (2219, 360680), (2485, 322072), (2536, 315595), (2540, 315098), (2840, 281813), (3170, 252476), (3556, 225070), (3976, 201295), (4438, 180340), (4445, 180056), (4970, 161036), (5080, 157549), (6340, 126238), (7112, 112535), (8876, 90170), (8890, 90028), (9017, 88760), (9940, 80518), (11095, 72136), (12680, 63119), (17752, 45085), (17780, 45014), (18034, 44380), (19880, 40259), (22190, 36068), (22507, 35560)]