49979440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2879}}^1$

素因数の和:2930

約数の個数: 80

約数和(自身を含む): 137134080

約数和(自身を除く): 87154640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 2879, 3472, 4340, 5758, 8680, 11516, 14395, 17360, 20153, 23032, 28790, 40306, 46064, 57580, 80612, 89249, 100765, 115160, 161224, 178498, 201530, 230320, 322448, 356996, 403060, 446245, 624743, 713992, 806120, 892490, 1249486, 1427984, 1612240, 1784980, 2498972, 3123715, 3569960, 4997944, 6247430, 7139920, 9995888, 12494860, 24989720, 49979440]

約数ペア:

[(1, 49979440), (2, 24989720), (4, 12494860), (5, 9995888), (7, 7139920), (8, 6247430), (10, 4997944), (14, 3569960), (16, 3123715), (20, 2498972), (28, 1784980), (31, 1612240), (35, 1427984), (40, 1249486), (56, 892490), (62, 806120), (70, 713992), (80, 624743), (112, 446245), (124, 403060), (140, 356996), (155, 322448), (217, 230320), (248, 201530), (280, 178498), (310, 161224), (434, 115160), (496, 100765), (560, 89249), (620, 80612), (868, 57580), (1085, 46064), (1240, 40306), (1736, 28790), (2170, 23032), (2480, 20153), (2879, 17360), (3472, 14395), (4340, 11516), (5758, 8680)]