202489280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{90397}}^1$

素因数の和:90421

約数の個数: 56

約数和(自身を含む): 551066208

約数和(自身を除く): 348576928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 90397, 180794, 361588, 451985, 632779, 723176, 903970, 1265558, 1446352, 1807940, 2531116, 2892704, 3163895, 3615880, 5062232, 5785408, 6327790, 7231760, 10124464, 12655580, 14463520, 20248928, 25311160, 28927040, 40497856, 50622320, 101244640, 202489280]

約数ペア:

[(1, 202489280), (2, 101244640), (4, 50622320), (5, 40497856), (7, 28927040), (8, 25311160), (10, 20248928), (14, 14463520), (16, 12655580), (20, 10124464), (28, 7231760), (32, 6327790), (35, 5785408), (40, 5062232), (56, 3615880), (64, 3163895), (70, 2892704), (80, 2531116), (112, 1807940), (140, 1446352), (160, 1265558), (224, 903970), (280, 723176), (320, 632779), (448, 451985), (560, 361588), (1120, 180794), (2240, 90397)]