83561220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{51581}}^1$

素因数の和:51602

約数の個数: 60

約数和(自身を含む): 262139724

約数和(自身を除く): 178578504

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 51581, 103162, 154743, 206324, 257905, 309486, 464229, 515810, 618972, 773715, 928458, 1031620, 1392687, 1547430, 1856916, 2321145, 2785374, 3094860, 4178061, 4642290, 5570748, 6963435, 8356122, 9284580, 13926870, 16712244, 20890305, 27853740, 41780610, 83561220]

約数ペア:

[(1, 83561220), (2, 41780610), (3, 27853740), (4, 20890305), (5, 16712244), (6, 13926870), (9, 9284580), (10, 8356122), (12, 6963435), (15, 5570748), (18, 4642290), (20, 4178061), (27, 3094860), (30, 2785374), (36, 2321145), (45, 1856916), (54, 1547430), (60, 1392687), (81, 1031620), (90, 928458), (108, 773715), (135, 618972), (162, 515810), (180, 464229), (270, 309486), (324, 257905), (405, 206324), (540, 154743), (810, 103162), (1620, 51581)]