280147841335

素因数分解:

$5^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1\times {\mathrm{577}}^1\times {\mathrm{1087}}^1$

素因数の和:2395

約数の個数: 32

約数和(自身を含む): 339812951040

約数和(自身を除く): 59665109705

約数列:

[1, 5, 157, 569, 577, 785, 1087, 2845, 2885, 5435, 89333, 90589, 170659, 328313, 446665, 452945, 618503, 627199, 853295, 1641565, 3092515, 3135995, 51545141, 97104971, 98470243, 257725705, 356876231, 485524855, 492351215, 1784381155, 56029568267, 280147841335]

約数ペア:

[(1, 280147841335), (5, 56029568267), (157, 1784381155), (569, 492351215), (577, 485524855), (785, 356876231), (1087, 257725705), (2845, 98470243), (2885, 97104971), (5435, 51545141), (89333, 3135995), (90589, 3092515), (170659, 1641565), (328313, 853295), (446665, 627199), (452945, 618503)]