1265291248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{90793}}^1$

素因数の和:90881

約数の個数: 40

約数和(自身を含む): 2679512528

約数和(自身を除く): 1414221280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 90793, 181586, 363172, 726344, 1180309, 1452688, 2360618, 4721236, 6083131, 9442472, 12166262, 18884944, 24332524, 48665048, 79080703, 97330096, 158161406, 316322812, 632645624, 1265291248]

約数ペア:

[(1, 1265291248), (2, 632645624), (4, 316322812), (8, 158161406), (13, 97330096), (16, 79080703), (26, 48665048), (52, 24332524), (67, 18884944), (104, 12166262), (134, 9442472), (208, 6083131), (268, 4721236), (536, 2360618), (871, 1452688), (1072, 1180309), (1742, 726344), (3484, 363172), (6968, 181586), (13936, 90793)]