890277525

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2995

約数の個数: 72

約数和(自身を含む): 1685249280

約数和(自身を除く): 794971755

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 47, 75, 87, 141, 145, 225, 235, 261, 423, 435, 705, 725, 1175, 1305, 1363, 2115, 2175, 2903, 3525, 4089, 6525, 6815, 8709, 10575, 12267, 14515, 20445, 26127, 34075, 43545, 61335, 72575, 84187, 102225, 130635, 136441, 217725, 252561, 306675, 409323, 420935, 653175, 682205, 757683, 1227969, 1262805, 2046615, 2104675, 3411025, 3788415, 3956789, 6139845, 6314025, 10233075, 11870367, 18942075, 19783945, 30699225, 35611101, 59351835, 98919725, 178055505, 296759175, 890277525]

約数ペア:

[(1, 890277525), (3, 296759175), (5, 178055505), (9, 98919725), (15, 59351835), (25, 35611101), (29, 30699225), (45, 19783945), (47, 18942075), (75, 11870367), (87, 10233075), (141, 6314025), (145, 6139845), (225, 3956789), (235, 3788415), (261, 3411025), (423, 2104675), (435, 2046615), (705, 1262805), (725, 1227969), (1175, 757683), (1305, 682205), (1363, 653175), (2115, 420935), (2175, 409323), (2903, 306675), (3525, 252561), (4089, 217725), (6525, 136441), (6815, 130635), (8709, 102225), (10575, 84187), (12267, 72575), (14515, 61335), (20445, 43545), (26127, 34075)]