31759840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{4051}}^1$

素因数の和:4080

約数の個数: 72

約数和(自身を含む): 87304392

約数和(自身を除く): 55544552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 4051, 7840, 8102, 16204, 20255, 28357, 32408, 40510, 56714, 64816, 81020, 113428, 129632, 141785, 162040, 198499, 226856, 283570, 324080, 396998, 453712, 567140, 648160, 793996, 907424, 992495, 1134280, 1587992, 1984990, 2268560, 3175984, 3969980, 4537120, 6351968, 7939960, 15879920, 31759840]

約数ペア:

[(1, 31759840), (2, 15879920), (4, 7939960), (5, 6351968), (7, 4537120), (8, 3969980), (10, 3175984), (14, 2268560), (16, 1984990), (20, 1587992), (28, 1134280), (32, 992495), (35, 907424), (40, 793996), (49, 648160), (56, 567140), (70, 453712), (80, 396998), (98, 324080), (112, 283570), (140, 226856), (160, 198499), (196, 162040), (224, 141785), (245, 129632), (280, 113428), (392, 81020), (490, 64816), (560, 56714), (784, 40510), (980, 32408), (1120, 28357), (1568, 20255), (1960, 16204), (3920, 8102), (4051, 7840)]