90112505

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 134206464

約数和(自身を除く): 44093959

約数列:

[1, 5, 7, 23, 31, 35, 115, 155, 157, 161, 217, 529, 713, 785, 805, 1085, 1099, 2645, 3565, 3611, 3703, 4867, 4991, 5495, 16399, 18055, 18515, 24335, 24955, 25277, 34069, 81995, 83053, 111941, 114793, 126385, 170345, 415265, 559705, 573965, 581371, 783587, 2574643, 2906855, 3917935, 12873215, 18022501, 90112505]

約数ペア:

[(1, 90112505), (5, 18022501), (7, 12873215), (23, 3917935), (31, 2906855), (35, 2574643), (115, 783587), (155, 581371), (157, 573965), (161, 559705), (217, 415265), (529, 170345), (713, 126385), (785, 114793), (805, 111941), (1085, 83053), (1099, 81995), (2645, 34069), (3565, 25277), (3611, 24955), (3703, 24335), (4867, 18515), (4991, 18055), (5495, 16399)]