921550000

素因数分解:

$2^4\times 5^5\times 7^1\times {\mathrm{2633}}^1$

素因数の和:2673

約数の個数: 120

約数和(自身を含む): 2551524192

約数和(自身を除く): 1629974192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 625, 700, 875, 1000, 1250, 1400, 1750, 2000, 2500, 2633, 2800, 3125, 3500, 4375, 5000, 5266, 6250, 7000, 8750, 10000, 10532, 12500, 13165, 14000, 17500, 18431, 21064, 21875, 25000, 26330, 35000, 36862, 42128, 43750, 50000, 52660, 65825, 70000, 73724, 87500, 92155, 105320, 131650, 147448, 175000, 184310, 210640, 263300, 294896, 329125, 350000, 368620, 460775, 526600, 658250, 737240, 921550, 1053200, 1316500, 1474480, 1645625, 1843100, 2303875, 2633000, 3291250, 3686200, 4607750, 5266000, 6582500, 7372400, 8228125, 9215500, 11519375, 13165000, 16456250, 18431000, 23038750, 26330000, 32912500, 36862000, 46077500, 57596875, 65825000, 92155000, 115193750, 131650000, 184310000, 230387500, 460775000, 921550000]

約数ペア:

[(1, 921550000), (2, 460775000), (4, 230387500), (5, 184310000), (7, 131650000), (8, 115193750), (10, 92155000), (14, 65825000), (16, 57596875), (20, 46077500), (25, 36862000), (28, 32912500), (35, 26330000), (40, 23038750), (50, 18431000), (56, 16456250), (70, 13165000), (80, 11519375), (100, 9215500), (112, 8228125), (125, 7372400), (140, 6582500), (175, 5266000), (200, 4607750), (250, 3686200), (280, 3291250), (350, 2633000), (400, 2303875), (500, 1843100), (560, 1645625), (625, 1474480), (700, 1316500), (875, 1053200), (1000, 921550), (1250, 737240), (1400, 658250), (1750, 526600), (2000, 460775), (2500, 368620), (2633, 350000), (2800, 329125), (3125, 294896), (3500, 263300), (4375, 210640), (5000, 184310), (5266, 175000), (6250, 147448), (7000, 131650), (8750, 105320), (10000, 92155), (10532, 87500), (12500, 73724), (13165, 70000), (14000, 65825), (17500, 52660), (18431, 50000), (21064, 43750), (21875, 42128), (25000, 36862), (26330, 35000)]