161179340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7333}}^1$

素因数の和:7506

約数の個数: 48

約数和(自身を含む): 389347392

約数和(自身を除く): 228168052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 7333, 10990, 14666, 21980, 29332, 36665, 51331, 73330, 102662, 146660, 205324, 256655, 513310, 1026620, 1151281, 2302562, 4605124, 5756405, 8058967, 11512810, 16117934, 23025620, 32235868, 40294835, 80589670, 161179340]

約数ペア:

[(1, 161179340), (2, 80589670), (4, 40294835), (5, 32235868), (7, 23025620), (10, 16117934), (14, 11512810), (20, 8058967), (28, 5756405), (35, 4605124), (70, 2302562), (140, 1151281), (157, 1026620), (314, 513310), (628, 256655), (785, 205324), (1099, 146660), (1570, 102662), (2198, 73330), (3140, 51331), (4396, 36665), (5495, 29332), (7333, 21980), (10990, 14666)]