201183880

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{16069}}^1$

素因数の和:16393

約数の個数: 32

約数和(自身を含む): 454138200

約数和(自身を除く): 252954320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 16069, 32138, 64276, 80345, 128552, 160690, 321380, 642760, 5029597, 10059194, 20118388, 25147985, 40236776, 50295970, 100591940, 201183880]

約数ペア:

[(1, 201183880), (2, 100591940), (4, 50295970), (5, 40236776), (8, 25147985), (10, 20118388), (20, 10059194), (40, 5029597), (313, 642760), (626, 321380), (1252, 160690), (1565, 128552), (2504, 80345), (3130, 64276), (6260, 32138), (12520, 16069)]