65891696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16673}}^1$

素因数の和:16713

約数の個数: 40

約数和(自身を含む): 144730320

約数和(自身を除く): 78838624

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 16673, 33346, 66692, 133384, 216749, 266768, 316787, 433498, 633574, 866996, 1267148, 1733992, 2534296, 3467984, 4118231, 5068592, 8236462, 16472924, 32945848, 65891696]

約数ペア:

[(1, 65891696), (2, 32945848), (4, 16472924), (8, 8236462), (13, 5068592), (16, 4118231), (19, 3467984), (26, 2534296), (38, 1733992), (52, 1267148), (76, 866996), (104, 633574), (152, 433498), (208, 316787), (247, 266768), (304, 216749), (494, 133384), (988, 66692), (1976, 33346), (3952, 16673)]