351299000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:538

約数の個数: 128

約数和(自身を含む): 901817280

約数和(自身を除く): 550518280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 61, 65, 100, 104, 122, 125, 130, 200, 244, 250, 260, 305, 325, 443, 488, 500, 520, 610, 650, 793, 886, 1000, 1220, 1300, 1525, 1586, 1625, 1772, 2215, 2440, 2600, 3050, 3172, 3250, 3544, 3965, 4430, 5759, 6100, 6344, 6500, 7625, 7930, 8860, 11075, 11518, 12200, 13000, 15250, 15860, 17720, 19825, 22150, 23036, 27023, 28795, 30500, 31720, 39650, 44300, 46072, 54046, 55375, 57590, 61000, 79300, 88600, 99125, 108092, 110750, 115180, 135115, 143975, 158600, 198250, 216184, 221500, 230360, 270230, 287950, 351299, 396500, 443000, 540460, 575900, 675575, 702598, 719875, 793000, 1080920, 1151800, 1351150, 1405196, 1439750, 1756495, 2702300, 2810392, 2879500, 3377875, 3512990, 5404600, 5759000, 6755750, 7025980, 8782475, 13511500, 14051960, 17564950, 27023000, 35129900, 43912375, 70259800, 87824750, 175649500, 351299000]

約数ペア:

[(1, 351299000), (2, 175649500), (4, 87824750), (5, 70259800), (8, 43912375), (10, 35129900), (13, 27023000), (20, 17564950), (25, 14051960), (26, 13511500), (40, 8782475), (50, 7025980), (52, 6755750), (61, 5759000), (65, 5404600), (100, 3512990), (104, 3377875), (122, 2879500), (125, 2810392), (130, 2702300), (200, 1756495), (244, 1439750), (250, 1405196), (260, 1351150), (305, 1151800), (325, 1080920), (443, 793000), (488, 719875), (500, 702598), (520, 675575), (610, 575900), (650, 540460), (793, 443000), (886, 396500), (1000, 351299), (1220, 287950), (1300, 270230), (1525, 230360), (1586, 221500), (1625, 216184), (1772, 198250), (2215, 158600), (2440, 143975), (2600, 135115), (3050, 115180), (3172, 110750), (3250, 108092), (3544, 99125), (3965, 88600), (4430, 79300), (5759, 61000), (6100, 57590), (6344, 55375), (6500, 54046), (7625, 46072), (7930, 44300), (8860, 39650), (11075, 31720), (11518, 30500), (12200, 28795), (13000, 27023), (15250, 23036), (15860, 22150), (17720, 19825)]