103987000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 276494400

約数和(自身を除く): 172507400

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 125, 130, 152, 190, 200, 247, 250, 260, 325, 380, 421, 475, 494, 500, 520, 650, 760, 842, 950, 988, 1000, 1235, 1300, 1625, 1684, 1900, 1976, 2105, 2375, 2470, 2600, 3250, 3368, 3800, 4210, 4750, 4940, 5473, 6175, 6500, 7999, 8420, 9500, 9880, 10525, 10946, 12350, 13000, 15998, 16840, 19000, 21050, 21892, 24700, 27365, 30875, 31996, 39995, 42100, 43784, 49400, 52625, 54730, 61750, 63992, 79990, 84200, 103987, 105250, 109460, 123500, 136825, 159980, 199975, 207974, 210500, 218920, 247000, 273650, 319960, 399950, 415948, 421000, 519935, 547300, 684125, 799900, 831896, 999875, 1039870, 1094600, 1368250, 1599800, 1999750, 2079740, 2599675, 2736500, 3999500, 4159480, 5199350, 5473000, 7999000, 10398700, 12998375, 20797400, 25996750, 51993500, 103987000]

約数ペア:

[(1, 103987000), (2, 51993500), (4, 25996750), (5, 20797400), (8, 12998375), (10, 10398700), (13, 7999000), (19, 5473000), (20, 5199350), (25, 4159480), (26, 3999500), (38, 2736500), (40, 2599675), (50, 2079740), (52, 1999750), (65, 1599800), (76, 1368250), (95, 1094600), (100, 1039870), (104, 999875), (125, 831896), (130, 799900), (152, 684125), (190, 547300), (200, 519935), (247, 421000), (250, 415948), (260, 399950), (325, 319960), (380, 273650), (421, 247000), (475, 218920), (494, 210500), (500, 207974), (520, 199975), (650, 159980), (760, 136825), (842, 123500), (950, 109460), (988, 105250), (1000, 103987), (1235, 84200), (1300, 79990), (1625, 63992), (1684, 61750), (1900, 54730), (1976, 52625), (2105, 49400), (2375, 43784), (2470, 42100), (2600, 39995), (3250, 31996), (3368, 30875), (3800, 27365), (4210, 24700), (4750, 21892), (4940, 21050), (5473, 19000), (6175, 16840), (6500, 15998), (7999, 13000), (8420, 12350), (9500, 10946), (9880, 10525)]