23565700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 54857600

約数和(自身を除く): 31291900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 79, 95, 100, 157, 158, 190, 314, 316, 380, 395, 475, 628, 785, 790, 950, 1501, 1570, 1580, 1900, 1975, 2983, 3002, 3140, 3925, 3950, 5966, 6004, 7505, 7850, 7900, 11932, 12403, 14915, 15010, 15700, 24806, 29830, 30020, 37525, 49612, 59660, 62015, 74575, 75050, 124030, 149150, 150100, 235657, 248060, 298300, 310075, 471314, 620150, 942628, 1178285, 1240300, 2356570, 4713140, 5891425, 11782850, 23565700]

約数ペア:

[(1, 23565700), (2, 11782850), (4, 5891425), (5, 4713140), (10, 2356570), (19, 1240300), (20, 1178285), (25, 942628), (38, 620150), (50, 471314), (76, 310075), (79, 298300), (95, 248060), (100, 235657), (157, 150100), (158, 149150), (190, 124030), (314, 75050), (316, 74575), (380, 62015), (395, 59660), (475, 49612), (628, 37525), (785, 30020), (790, 29830), (950, 24806), (1501, 15700), (1570, 15010), (1580, 14915), (1900, 12403), (1975, 11932), (2983, 7900), (3002, 7850), (3140, 7505), (3925, 6004), (3950, 5966)]