319125040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3697}}^1$

素因数の和:3806

約数の個数: 80

約数和(自身を含む): 808885728

約数和(自身を除く): 489760688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 260, 332, 415, 520, 664, 830, 1040, 1079, 1328, 1660, 2158, 3320, 3697, 4316, 5395, 6640, 7394, 8632, 10790, 14788, 17264, 18485, 21580, 29576, 36970, 43160, 48061, 59152, 73940, 86320, 96122, 147880, 192244, 240305, 295760, 306851, 384488, 480610, 613702, 768976, 961220, 1227404, 1534255, 1922440, 2454808, 3068510, 3844880, 3989063, 4909616, 6137020, 7978126, 12274040, 15956252, 19945315, 24548080, 31912504, 39890630, 63825008, 79781260, 159562520, 319125040]

約数ペア:

[(1, 319125040), (2, 159562520), (4, 79781260), (5, 63825008), (8, 39890630), (10, 31912504), (13, 24548080), (16, 19945315), (20, 15956252), (26, 12274040), (40, 7978126), (52, 6137020), (65, 4909616), (80, 3989063), (83, 3844880), (104, 3068510), (130, 2454808), (166, 1922440), (208, 1534255), (260, 1227404), (332, 961220), (415, 768976), (520, 613702), (664, 480610), (830, 384488), (1040, 306851), (1079, 295760), (1328, 240305), (1660, 192244), (2158, 147880), (3320, 96122), (3697, 86320), (4316, 73940), (5395, 59152), (6640, 48061), (7394, 43160), (8632, 36970), (10790, 29576), (14788, 21580), (17264, 18485)]