1610739920

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{1223}}^1$

素因数の和:1500

約数の個数: 80

約数和(自身を含む): 3808363392

約数和(自身を除く): 2197623472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 163, 202, 326, 404, 505, 652, 808, 815, 1010, 1223, 1304, 1616, 1630, 2020, 2446, 2608, 3260, 4040, 4892, 6115, 6520, 8080, 9784, 12230, 13040, 16463, 19568, 24460, 32926, 48920, 65852, 82315, 97840, 123523, 131704, 164630, 199349, 247046, 263408, 329260, 398698, 494092, 617615, 658520, 797396, 988184, 996745, 1235230, 1317040, 1594792, 1976368, 1993490, 2470460, 3189584, 3986980, 4940920, 7973960, 9881840, 15947920, 20134249, 40268498, 80536996, 100671245, 161073992, 201342490, 322147984, 402684980, 805369960, 1610739920]

約数ペア:

[(1, 1610739920), (2, 805369960), (4, 402684980), (5, 322147984), (8, 201342490), (10, 161073992), (16, 100671245), (20, 80536996), (40, 40268498), (80, 20134249), (101, 15947920), (163, 9881840), (202, 7973960), (326, 4940920), (404, 3986980), (505, 3189584), (652, 2470460), (808, 1993490), (815, 1976368), (1010, 1594792), (1223, 1317040), (1304, 1235230), (1616, 996745), (1630, 988184), (2020, 797396), (2446, 658520), (2608, 617615), (3260, 494092), (4040, 398698), (4892, 329260), (6115, 263408), (6520, 247046), (8080, 199349), (9784, 164630), (12230, 131704), (13040, 123523), (16463, 97840), (19568, 82315), (24460, 65852), (32926, 48920)]