80500460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 177811200

約数和(自身を除く): 97310740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 139, 230, 278, 460, 556, 695, 1259, 1390, 2518, 2780, 3197, 5036, 6295, 6394, 12590, 12788, 15985, 25180, 28957, 31970, 57914, 63940, 115828, 144785, 175001, 289570, 350002, 579140, 700004, 875005, 1750010, 3500020, 4025023, 8050046, 16100092, 20125115, 40250230, 80500460]

約数ペア:

[(1, 80500460), (2, 40250230), (4, 20125115), (5, 16100092), (10, 8050046), (20, 4025023), (23, 3500020), (46, 1750010), (92, 875005), (115, 700004), (139, 579140), (230, 350002), (278, 289570), (460, 175001), (556, 144785), (695, 115828), (1259, 63940), (1390, 57914), (2518, 31970), (2780, 28957), (3197, 25180), (5036, 15985), (6295, 12788), (6394, 12590)]