40469488

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 80441280

約数和(自身を除く): 39971792

約数列:

[1, 2, 4, 8, 16, 79, 101, 158, 202, 316, 317, 404, 632, 634, 808, 1264, 1268, 1616, 2536, 5072, 7979, 15958, 25043, 31916, 32017, 50086, 63832, 64034, 100172, 127664, 128068, 200344, 256136, 400688, 512272, 2529343, 5058686, 10117372, 20234744, 40469488]

約数ペア:

[(1, 40469488), (2, 20234744), (4, 10117372), (8, 5058686), (16, 2529343), (79, 512272), (101, 400688), (158, 256136), (202, 200344), (316, 128068), (317, 127664), (404, 100172), (632, 64034), (634, 63832), (808, 50086), (1264, 32017), (1268, 31916), (1616, 25043), (2536, 15958), (5072, 7979)]