5551000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 128

約数和(自身を含む): 16248960

約数和(自身を除く): 10697960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 61, 65, 70, 91, 100, 104, 122, 125, 130, 140, 175, 182, 200, 244, 250, 260, 280, 305, 325, 350, 364, 427, 455, 488, 500, 520, 610, 650, 700, 728, 793, 854, 875, 910, 1000, 1220, 1300, 1400, 1525, 1586, 1625, 1708, 1750, 1820, 2135, 2275, 2440, 2600, 3050, 3172, 3250, 3416, 3500, 3640, 3965, 4270, 4550, 5551, 6100, 6344, 6500, 7000, 7625, 7930, 8540, 9100, 10675, 11102, 11375, 12200, 13000, 15250, 15860, 17080, 18200, 19825, 21350, 22204, 22750, 27755, 30500, 31720, 39650, 42700, 44408, 45500, 53375, 55510, 61000, 79300, 85400, 91000, 99125, 106750, 111020, 138775, 158600, 198250, 213500, 222040, 277550, 396500, 427000, 555100, 693875, 793000, 1110200, 1387750, 2775500, 5551000]

約数ペア:

[(1, 5551000), (2, 2775500), (4, 1387750), (5, 1110200), (7, 793000), (8, 693875), (10, 555100), (13, 427000), (14, 396500), (20, 277550), (25, 222040), (26, 213500), (28, 198250), (35, 158600), (40, 138775), (50, 111020), (52, 106750), (56, 99125), (61, 91000), (65, 85400), (70, 79300), (91, 61000), (100, 55510), (104, 53375), (122, 45500), (125, 44408), (130, 42700), (140, 39650), (175, 31720), (182, 30500), (200, 27755), (244, 22750), (250, 22204), (260, 21350), (280, 19825), (305, 18200), (325, 17080), (350, 15860), (364, 15250), (427, 13000), (455, 12200), (488, 11375), (500, 11102), (520, 10675), (610, 9100), (650, 8540), (700, 7930), (728, 7625), (793, 7000), (854, 6500), (875, 6344), (910, 6100), (1000, 5551), (1220, 4550), (1300, 4270), (1400, 3965), (1525, 3640), (1586, 3500), (1625, 3416), (1708, 3250), (1750, 3172), (1820, 3050), (2135, 2600), (2275, 2440)]