148974250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 298022400

約数和(自身を除く): 149048150

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 79, 95, 125, 158, 190, 250, 395, 397, 475, 790, 794, 950, 1501, 1975, 1985, 2375, 3002, 3950, 3970, 4750, 7505, 7543, 9875, 9925, 15010, 15086, 19750, 19850, 31363, 37525, 37715, 49625, 62726, 75050, 75430, 99250, 156815, 187625, 188575, 313630, 375250, 377150, 595897, 784075, 942875, 1191794, 1568150, 1885750, 2979485, 3920375, 5958970, 7840750, 14897425, 29794850, 74487125, 148974250]

約数ペア:

[(1, 148974250), (2, 74487125), (5, 29794850), (10, 14897425), (19, 7840750), (25, 5958970), (38, 3920375), (50, 2979485), (79, 1885750), (95, 1568150), (125, 1191794), (158, 942875), (190, 784075), (250, 595897), (395, 377150), (397, 375250), (475, 313630), (790, 188575), (794, 187625), (950, 156815), (1501, 99250), (1975, 75430), (1985, 75050), (2375, 62726), (3002, 49625), (3950, 37715), (3970, 37525), (4750, 31363), (7505, 19850), (7543, 19750), (9875, 15086), (9925, 15010)]