161452340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37201}}^1$

素因数の和:37248

約数の個数: 48

約数和(自身を含む): 399995904

約数和(自身を除く): 238543564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 37201, 74402, 148804, 186005, 260407, 372010, 520814, 744020, 1041628, 1153231, 1302035, 2306462, 2604070, 4612924, 5208140, 5766155, 8072617, 11532310, 16145234, 23064620, 32290468, 40363085, 80726170, 161452340]

約数ペア:

[(1, 161452340), (2, 80726170), (4, 40363085), (5, 32290468), (7, 23064620), (10, 16145234), (14, 11532310), (20, 8072617), (28, 5766155), (31, 5208140), (35, 4612924), (62, 2604070), (70, 2306462), (124, 1302035), (140, 1153231), (155, 1041628), (217, 744020), (310, 520814), (434, 372010), (620, 260407), (868, 186005), (1085, 148804), (2170, 74402), (4340, 37201)]