200743985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 266045472

約数和(自身を除く): 65301487

約数列:

[1, 5, 13, 61, 65, 197, 257, 305, 793, 985, 1285, 2561, 3341, 3965, 12017, 12805, 15677, 16705, 50629, 60085, 78385, 156221, 203801, 253145, 658177, 781105, 1019005, 3088369, 3290885, 15441845, 40148797, 200743985]

約数ペア:

[(1, 200743985), (5, 40148797), (13, 15441845), (61, 3290885), (65, 3088369), (197, 1019005), (257, 781105), (305, 658177), (793, 253145), (985, 203801), (1285, 156221), (2561, 78385), (3341, 60085), (3965, 50629), (12017, 16705), (12805, 15677)]