157080920

素因数分解:

$2^3\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{2459}}^1$

素因数の和:4067

約数の個数: 32

約数和(自身を含む): 353797200

約数和(自身を除く): 196716280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1597, 2459, 3194, 4918, 6388, 7985, 9836, 12295, 12776, 15970, 19672, 24590, 31940, 49180, 63880, 98360, 3927023, 7854046, 15708092, 19635115, 31416184, 39270230, 78540460, 157080920]

約数ペア:

[(1, 157080920), (2, 78540460), (4, 39270230), (5, 31416184), (8, 19635115), (10, 15708092), (20, 7854046), (40, 3927023), (1597, 98360), (2459, 63880), (3194, 49180), (4918, 31940), (6388, 24590), (7985, 19672), (9836, 15970), (12295, 12776)]