15185750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 31449600

約数和(自身を除く): 16263850

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 125, 139, 190, 230, 250, 278, 437, 475, 575, 695, 874, 950, 1150, 1390, 2185, 2375, 2641, 2875, 3197, 3475, 4370, 4750, 5282, 5750, 6394, 6950, 10925, 13205, 15985, 17375, 21850, 26410, 31970, 34750, 54625, 60743, 66025, 79925, 109250, 121486, 132050, 159850, 303715, 330125, 399625, 607430, 660250, 799250, 1518575, 3037150, 7592875, 15185750]

約数ペア:

[(1, 15185750), (2, 7592875), (5, 3037150), (10, 1518575), (19, 799250), (23, 660250), (25, 607430), (38, 399625), (46, 330125), (50, 303715), (95, 159850), (115, 132050), (125, 121486), (139, 109250), (190, 79925), (230, 66025), (250, 60743), (278, 54625), (437, 34750), (475, 31970), (575, 26410), (695, 21850), (874, 17375), (950, 15985), (1150, 13205), (1390, 10925), (2185, 6950), (2375, 6394), (2641, 5750), (2875, 5282), (3197, 4750), (3475, 4370)]