51902105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 69074208

約数和(自身を除く): 17172103

約数列:

[1, 5, 17, 41, 53, 85, 205, 265, 281, 697, 901, 1405, 2173, 3485, 4505, 4777, 10865, 11521, 14893, 23885, 36941, 57605, 74465, 184705, 195857, 253181, 610613, 979285, 1265905, 3053065, 10380421, 51902105]

約数ペア:

[(1, 51902105), (5, 10380421), (17, 3053065), (41, 1265905), (53, 979285), (85, 610613), (205, 253181), (265, 195857), (281, 184705), (697, 74465), (901, 57605), (1405, 36941), (2173, 23885), (3485, 14893), (4505, 11521), (4777, 10865)]