1288604150

素因数分解:

$2^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{269}}^1\times {\mathrm{643}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 2425626000

約数和(自身を除く): 1137021850

約数列:

[1, 2, 5, 10, 25, 50, 149, 269, 298, 538, 643, 745, 1286, 1345, 1490, 2690, 3215, 3725, 6430, 6725, 7450, 13450, 16075, 32150, 40081, 80162, 95807, 172967, 191614, 200405, 345934, 400810, 479035, 864835, 958070, 1002025, 1729670, 2004050, 2395175, 4324175, 4790350, 8648350, 25772083, 51544166, 128860415, 257720830, 644302075, 1288604150]

約数ペア:

[(1, 1288604150), (2, 644302075), (5, 257720830), (10, 128860415), (25, 51544166), (50, 25772083), (149, 8648350), (269, 4790350), (298, 4324175), (538, 2395175), (643, 2004050), (745, 1729670), (1286, 1002025), (1345, 958070), (1490, 864835), (2690, 479035), (3215, 400810), (3725, 345934), (6430, 200405), (6725, 191614), (7450, 172967), (13450, 95807), (16075, 80162), (32150, 40081)]