85179900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{21841}}^1$

素因数の和:21871

約数の個数: 72

約数和(自身を含む): 265423984

約数和(自身を除く): 180244084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 21841, 43682, 65523, 87364, 109205, 131046, 218410, 262092, 283933, 327615, 436820, 546025, 567866, 655230, 851799, 1092050, 1135732, 1310460, 1419665, 1638075, 1703598, 2184100, 2839330, 3276150, 3407196, 4258995, 5678660, 6552300, 7098325, 8517990, 14196650, 17035980, 21294975, 28393300, 42589950, 85179900]

約数ペア:

[(1, 85179900), (2, 42589950), (3, 28393300), (4, 21294975), (5, 17035980), (6, 14196650), (10, 8517990), (12, 7098325), (13, 6552300), (15, 5678660), (20, 4258995), (25, 3407196), (26, 3276150), (30, 2839330), (39, 2184100), (50, 1703598), (52, 1638075), (60, 1419665), (65, 1310460), (75, 1135732), (78, 1092050), (100, 851799), (130, 655230), (150, 567866), (156, 546025), (195, 436820), (260, 327615), (300, 283933), (325, 262092), (390, 218410), (650, 131046), (780, 109205), (975, 87364), (1300, 65523), (1950, 43682), (3900, 21841)]