126958640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{51193}}^1$

素因数の和:51237

約数の個数: 40

約数和(自身を含む): 304706688

約数和(自身を除く): 177748048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 51193, 102386, 204772, 255965, 409544, 511930, 819088, 1023860, 1586983, 2047720, 3173966, 4095440, 6347932, 7934915, 12695864, 15869830, 25391728, 31739660, 63479320, 126958640]

約数ペア:

[(1, 126958640), (2, 63479320), (4, 31739660), (5, 25391728), (8, 15869830), (10, 12695864), (16, 7934915), (20, 6347932), (31, 4095440), (40, 3173966), (62, 2047720), (80, 1586983), (124, 1023860), (155, 819088), (248, 511930), (310, 409544), (496, 255965), (620, 204772), (1240, 102386), (2480, 51193)]