81307290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{16229}}^1$

素因数の和:16406

約数の個数: 32

約数和(自身を含む): 196318080

約数和(自身を除く): 115010790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 167, 334, 501, 835, 1002, 1670, 2505, 5010, 16229, 32458, 48687, 81145, 97374, 162290, 243435, 486870, 2710243, 5420486, 8130729, 13551215, 16261458, 27102430, 40653645, 81307290]

約数ペア:

[(1, 81307290), (2, 40653645), (3, 27102430), (5, 16261458), (6, 13551215), (10, 8130729), (15, 5420486), (30, 2710243), (167, 486870), (334, 243435), (501, 162290), (835, 97374), (1002, 81145), (1670, 48687), (2505, 32458), (5010, 16229)]