643323232

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{1019}}^1$

素因数の和:1319

約数の個数: 48

約数和(自身を含む): 1286485200

約数和(自身を除く): 643161968

約数列:

[1, 2, 4, 8, 16, 32, 109, 181, 218, 362, 436, 724, 872, 1019, 1448, 1744, 2038, 2896, 3488, 4076, 5792, 8152, 16304, 19729, 32608, 39458, 78916, 111071, 157832, 184439, 222142, 315664, 368878, 444284, 631328, 737756, 888568, 1475512, 1777136, 2951024, 3554272, 5902048, 20103851, 40207702, 80415404, 160830808, 321661616, 643323232]

約数ペア:

[(1, 643323232), (2, 321661616), (4, 160830808), (8, 80415404), (16, 40207702), (32, 20103851), (109, 5902048), (181, 3554272), (218, 2951024), (362, 1777136), (436, 1475512), (724, 888568), (872, 737756), (1019, 631328), (1448, 444284), (1744, 368878), (2038, 315664), (2896, 222142), (3488, 184439), (4076, 157832), (5792, 111071), (8152, 78916), (16304, 39458), (19729, 32608)]