348544720

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{65027}}^1$

素因数の和:65107

約数の個数: 40

約数和(自身を含む): 822474144

約数和(自身を除く): 473929424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 65027, 130054, 260108, 325135, 520216, 650270, 1040432, 1300540, 2601080, 4356809, 5202160, 8713618, 17427236, 21784045, 34854472, 43568090, 69708944, 87136180, 174272360, 348544720]

約数ペア:

[(1, 348544720), (2, 174272360), (4, 87136180), (5, 69708944), (8, 43568090), (10, 34854472), (16, 21784045), (20, 17427236), (40, 8713618), (67, 5202160), (80, 4356809), (134, 2601080), (268, 1300540), (335, 1040432), (536, 650270), (670, 520216), (1072, 325135), (1340, 260108), (2680, 130054), (5360, 65027)]