49380520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5689}}^1$

素因数の和:5738

約数の個数: 64

約数和(自身を含む): 131097600

約数和(自身を除く): 81717080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 5689, 8680, 11378, 22756, 28445, 39823, 45512, 56890, 79646, 113780, 159292, 176359, 199115, 227560, 318584, 352718, 398230, 705436, 796460, 881795, 1234513, 1410872, 1592920, 1763590, 2469026, 3527180, 4938052, 6172565, 7054360, 9876104, 12345130, 24690260, 49380520]

約数ペア:

[(1, 49380520), (2, 24690260), (4, 12345130), (5, 9876104), (7, 7054360), (8, 6172565), (10, 4938052), (14, 3527180), (20, 2469026), (28, 1763590), (31, 1592920), (35, 1410872), (40, 1234513), (56, 881795), (62, 796460), (70, 705436), (124, 398230), (140, 352718), (155, 318584), (217, 227560), (248, 199115), (280, 176359), (310, 159292), (434, 113780), (620, 79646), (868, 56890), (1085, 45512), (1240, 39823), (1736, 28445), (2170, 22756), (4340, 11378), (5689, 8680)]