197990800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1$

素因数の和:2337

約数の個数: 120

約数和(自身を含む): 561408512

約数和(自身を除く): 363417712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 2170, 2281, 2480, 2800, 3100, 3472, 4340, 4562, 5425, 6200, 8680, 9124, 10850, 11405, 12400, 15967, 17360, 18248, 21700, 22810, 31934, 36496, 43400, 45620, 57025, 63868, 70711, 79835, 86800, 91240, 114050, 127736, 141422, 159670, 182480, 228100, 255472, 282844, 319340, 353555, 399175, 456200, 494977, 565688, 638680, 707110, 798350, 912400, 989954, 1131376, 1277360, 1414220, 1596700, 1767775, 1979908, 2474885, 2828440, 3193400, 3535550, 3959816, 4949770, 5656880, 6386800, 7071100, 7919632, 9899540, 12374425, 14142200, 19799080, 24748850, 28284400, 39598160, 49497700, 98995400, 197990800]

約数ペア:

[(1, 197990800), (2, 98995400), (4, 49497700), (5, 39598160), (7, 28284400), (8, 24748850), (10, 19799080), (14, 14142200), (16, 12374425), (20, 9899540), (25, 7919632), (28, 7071100), (31, 6386800), (35, 5656880), (40, 4949770), (50, 3959816), (56, 3535550), (62, 3193400), (70, 2828440), (80, 2474885), (100, 1979908), (112, 1767775), (124, 1596700), (140, 1414220), (155, 1277360), (175, 1131376), (200, 989954), (217, 912400), (248, 798350), (280, 707110), (310, 638680), (350, 565688), (400, 494977), (434, 456200), (496, 399175), (560, 353555), (620, 319340), (700, 282844), (775, 255472), (868, 228100), (1085, 182480), (1240, 159670), (1400, 141422), (1550, 127736), (1736, 114050), (2170, 91240), (2281, 86800), (2480, 79835), (2800, 70711), (3100, 63868), (3472, 57025), (4340, 45620), (4562, 43400), (5425, 36496), (6200, 31934), (8680, 22810), (9124, 21700), (10850, 18248), (11405, 17360), (12400, 15967)]