71029760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13873}}^1$

素因数の和:13898

約数の個数: 44

約数和(自身を含む): 170400468

約数和(自身を除く): 99370708

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 13873, 27746, 55492, 69365, 110984, 138730, 221968, 277460, 443936, 554920, 887872, 1109840, 1775744, 2219680, 3551488, 4439360, 7102976, 8878720, 14205952, 17757440, 35514880, 71029760]

約数ペア:

[(1, 71029760), (2, 35514880), (4, 17757440), (5, 14205952), (8, 8878720), (10, 7102976), (16, 4439360), (20, 3551488), (32, 2219680), (40, 1775744), (64, 1109840), (80, 887872), (128, 554920), (160, 443936), (256, 277460), (320, 221968), (512, 138730), (640, 110984), (1024, 69365), (1280, 55492), (2560, 27746), (5120, 13873)]