71330770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 150514200

約数和(自身を除く): 79183430

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 149, 245, 298, 490, 745, 977, 1043, 1490, 1954, 2086, 4885, 5215, 6839, 7301, 9770, 10430, 13678, 14602, 34195, 36505, 47873, 68390, 73010, 95746, 145573, 239365, 291146, 478730, 727865, 1019011, 1455730, 2038022, 5095055, 7133077, 10190110, 14266154, 35665385, 71330770]

約数ペア:

[(1, 71330770), (2, 35665385), (5, 14266154), (7, 10190110), (10, 7133077), (14, 5095055), (35, 2038022), (49, 1455730), (70, 1019011), (98, 727865), (149, 478730), (245, 291146), (298, 239365), (490, 145573), (745, 95746), (977, 73010), (1043, 68390), (1490, 47873), (1954, 36505), (2086, 34195), (4885, 14602), (5215, 13678), (6839, 10430), (7301, 9770)]