102400285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 138378240

約数和(自身を除く): 35977955

約数列:

[1, 5, 13, 31, 65, 89, 155, 403, 445, 571, 1157, 2015, 2759, 2855, 5785, 7423, 13795, 17701, 35867, 37115, 50819, 88505, 179335, 230113, 254095, 660647, 1150565, 1575389, 3303235, 7876945, 20480057, 102400285]

約数ペア:

[(1, 102400285), (5, 20480057), (13, 7876945), (31, 3303235), (65, 1575389), (89, 1150565), (155, 660647), (403, 254095), (445, 230113), (571, 179335), (1157, 88505), (2015, 50819), (2759, 37115), (2855, 35867), (5785, 17701), (7423, 13795)]