48280000

素因数分解:

$2^6\times 5^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 140

約数和(自身を含む): 128546352

約数和(自身を除く): 80266352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 71, 80, 85, 100, 125, 136, 142, 160, 170, 200, 250, 272, 284, 320, 340, 355, 400, 425, 500, 544, 568, 625, 680, 710, 800, 850, 1000, 1088, 1136, 1207, 1250, 1360, 1420, 1600, 1700, 1775, 2000, 2125, 2272, 2414, 2500, 2720, 2840, 3400, 3550, 4000, 4250, 4544, 4828, 5000, 5440, 5680, 6035, 6800, 7100, 8000, 8500, 8875, 9656, 10000, 10625, 11360, 12070, 13600, 14200, 17000, 17750, 19312, 20000, 21250, 22720, 24140, 27200, 28400, 30175, 34000, 35500, 38624, 40000, 42500, 44375, 48280, 56800, 60350, 68000, 71000, 77248, 85000, 88750, 96560, 113600, 120700, 136000, 142000, 150875, 170000, 177500, 193120, 241400, 284000, 301750, 340000, 355000, 386240, 482800, 568000, 603500, 680000, 710000, 754375, 965600, 1207000, 1420000, 1508750, 1931200, 2414000, 2840000, 3017500, 4828000, 6035000, 9656000, 12070000, 24140000, 48280000]

約数ペア:

[(1, 48280000), (2, 24140000), (4, 12070000), (5, 9656000), (8, 6035000), (10, 4828000), (16, 3017500), (17, 2840000), (20, 2414000), (25, 1931200), (32, 1508750), (34, 1420000), (40, 1207000), (50, 965600), (64, 754375), (68, 710000), (71, 680000), (80, 603500), (85, 568000), (100, 482800), (125, 386240), (136, 355000), (142, 340000), (160, 301750), (170, 284000), (200, 241400), (250, 193120), (272, 177500), (284, 170000), (320, 150875), (340, 142000), (355, 136000), (400, 120700), (425, 113600), (500, 96560), (544, 88750), (568, 85000), (625, 77248), (680, 71000), (710, 68000), (800, 60350), (850, 56800), (1000, 48280), (1088, 44375), (1136, 42500), (1207, 40000), (1250, 38624), (1360, 35500), (1420, 34000), (1600, 30175), (1700, 28400), (1775, 27200), (2000, 24140), (2125, 22720), (2272, 21250), (2414, 20000), (2500, 19312), (2720, 17750), (2840, 17000), (3400, 14200), (3550, 13600), (4000, 12070), (4250, 11360), (4544, 10625), (4828, 10000), (5000, 9656), (5440, 8875), (5680, 8500), (6035, 8000), (6800, 7100)]