388625648

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{2347}}^1$

素因数の和:2565

約数の個数: 40

約数和(自身を含む): 768641280

約数和(自身を除く): 380015632

約数列:

[1, 2, 4, 8, 16, 79, 131, 158, 262, 316, 524, 632, 1048, 1264, 2096, 2347, 4694, 9388, 10349, 18776, 20698, 37552, 41396, 82792, 165584, 185413, 307457, 370826, 614914, 741652, 1229828, 1483304, 2459656, 2966608, 4919312, 24289103, 48578206, 97156412, 194312824, 388625648]

約数ペア:

[(1, 388625648), (2, 194312824), (4, 97156412), (8, 48578206), (16, 24289103), (79, 4919312), (131, 2966608), (158, 2459656), (262, 1483304), (316, 1229828), (524, 741652), (632, 614914), (1048, 370826), (1264, 307457), (2096, 185413), (2347, 165584), (4694, 82792), (9388, 41396), (10349, 37552), (18776, 20698)]