71982928

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 143089056

約数和(自身を除く): 71106128

約数列:

[1, 2, 4, 8, 16, 61, 122, 131, 244, 262, 488, 524, 563, 976, 1048, 1126, 2096, 2252, 4504, 7991, 9008, 15982, 31964, 34343, 63928, 68686, 73753, 127856, 137372, 147506, 274744, 295012, 549488, 590024, 1180048, 4498933, 8997866, 17995732, 35991464, 71982928]

約数ペア:

[(1, 71982928), (2, 35991464), (4, 17995732), (8, 8997866), (16, 4498933), (61, 1180048), (122, 590024), (131, 549488), (244, 295012), (262, 274744), (488, 147506), (524, 137372), (563, 127856), (976, 73753), (1048, 68686), (1126, 63928), (2096, 34343), (2252, 31964), (4504, 15982), (7991, 9008)]