149799800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:613

約数の個数: 96

約数和(自身を含む): 372000000

約数和(自身を除く): 222200200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 79, 95, 100, 152, 158, 190, 200, 316, 380, 395, 475, 499, 632, 760, 790, 950, 998, 1501, 1580, 1900, 1975, 1996, 2495, 3002, 3160, 3800, 3950, 3992, 4990, 6004, 7505, 7900, 9481, 9980, 12008, 12475, 15010, 15800, 18962, 19960, 24950, 30020, 37525, 37924, 39421, 47405, 49900, 60040, 75050, 75848, 78842, 94810, 99800, 150100, 157684, 189620, 197105, 237025, 300200, 315368, 379240, 394210, 474050, 748999, 788420, 948100, 985525, 1497998, 1576840, 1896200, 1971050, 2995996, 3744995, 3942100, 5991992, 7489990, 7884200, 14979980, 18724975, 29959960, 37449950, 74899900, 149799800]

約数ペア:

[(1, 149799800), (2, 74899900), (4, 37449950), (5, 29959960), (8, 18724975), (10, 14979980), (19, 7884200), (20, 7489990), (25, 5991992), (38, 3942100), (40, 3744995), (50, 2995996), (76, 1971050), (79, 1896200), (95, 1576840), (100, 1497998), (152, 985525), (158, 948100), (190, 788420), (200, 748999), (316, 474050), (380, 394210), (395, 379240), (475, 315368), (499, 300200), (632, 237025), (760, 197105), (790, 189620), (950, 157684), (998, 150100), (1501, 99800), (1580, 94810), (1900, 78842), (1975, 75848), (1996, 75050), (2495, 60040), (3002, 49900), (3160, 47405), (3800, 39421), (3950, 37924), (3992, 37525), (4990, 30020), (6004, 24950), (7505, 19960), (7900, 18962), (9481, 15800), (9980, 15010), (12008, 12475)]