2548785265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{37813}}^1$

素因数の和:37909

約数の個数: 32

約数和(自身を含む): 3544835616

約数和(自身を除く): 996050351

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1037, 1105, 3965, 5185, 13481, 37813, 67405, 189065, 491569, 642821, 2306593, 2457845, 3214105, 8356673, 11532965, 29985709, 39212081, 41783365, 149928545, 196060405, 509757053, 2548785265]

約数ペア:

[(1, 2548785265), (5, 509757053), (13, 196060405), (17, 149928545), (61, 41783365), (65, 39212081), (85, 29985709), (221, 11532965), (305, 8356673), (793, 3214105), (1037, 2457845), (1105, 2306593), (3965, 642821), (5185, 491569), (13481, 189065), (37813, 67405)]