71982248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 80427352

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 83, 104, 124, 166, 248, 269, 332, 403, 538, 664, 806, 1076, 1079, 1612, 2152, 2158, 2573, 3224, 3497, 4316, 5146, 6994, 8339, 8632, 10292, 13988, 16678, 20584, 22327, 27976, 33356, 33449, 44654, 66712, 66898, 89308, 108407, 133796, 178616, 216814, 267592, 290251, 433628, 580502, 692137, 867256, 1161004, 1384274, 2322008, 2768548, 5537096, 8997781, 17995562, 35991124, 71982248]

約数ペア:

[(1, 71982248), (2, 35991124), (4, 17995562), (8, 8997781), (13, 5537096), (26, 2768548), (31, 2322008), (52, 1384274), (62, 1161004), (83, 867256), (104, 692137), (124, 580502), (166, 433628), (248, 290251), (269, 267592), (332, 216814), (403, 178616), (538, 133796), (664, 108407), (806, 89308), (1076, 66898), (1079, 66712), (1612, 44654), (2152, 33449), (2158, 33356), (2573, 27976), (3224, 22327), (3497, 20584), (4316, 16678), (5146, 13988), (6994, 10292), (8339, 8632)]