161799250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 332916480

約数和(自身を除く): 171117230

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 125, 190, 230, 250, 437, 475, 575, 874, 950, 1150, 1481, 2185, 2375, 2875, 2962, 4370, 4750, 5750, 7405, 10925, 14810, 21850, 28139, 34063, 37025, 54625, 56278, 68126, 74050, 109250, 140695, 170315, 185125, 281390, 340630, 370250, 647197, 703475, 851575, 1294394, 1406950, 1703150, 3235985, 3517375, 4257875, 6471970, 7034750, 8515750, 16179925, 32359850, 80899625, 161799250]

約数ペア:

[(1, 161799250), (2, 80899625), (5, 32359850), (10, 16179925), (19, 8515750), (23, 7034750), (25, 6471970), (38, 4257875), (46, 3517375), (50, 3235985), (95, 1703150), (115, 1406950), (125, 1294394), (190, 851575), (230, 703475), (250, 647197), (437, 370250), (475, 340630), (575, 281390), (874, 185125), (950, 170315), (1150, 140695), (1481, 109250), (2185, 74050), (2375, 68126), (2875, 56278), (2962, 54625), (4370, 37025), (4750, 34063), (5750, 28139), (7405, 21850), (10925, 14810)]