84477900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{21661}}^1$

素因数の和:21691

約数の個数: 72

約数和(自身を含む): 263236624

約数和(自身を除く): 178758724

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, 21661, 43322, 64983, 86644, 108305, 129966, 216610, 259932, 281593, 324915, 433220, 541525, 563186, 649830, 844779, 1083050, 1126372, 1299660, 1407965, 1624575, 1689558, 2166100, 2815930, 3249150, 3379116, 4223895, 5631860, 6498300, 7039825, 8447790, 14079650, 16895580, 21119475, 28159300, 42238950, 84477900]

約数ペア:

[(1, 84477900), (2, 42238950), (3, 28159300), (4, 21119475), (5, 16895580), (6, 14079650), (10, 8447790), (12, 7039825), (13, 6498300), (15, 5631860), (20, 4223895), (25, 3379116), (26, 3249150), (30, 2815930), (39, 2166100), (50, 1689558), (52, 1624575), (60, 1407965), (65, 1299660), (75, 1126372), (78, 1083050), (100, 844779), (130, 649830), (150, 563186), (156, 541525), (195, 433220), (260, 324915), (300, 281593), (325, 259932), (390, 216610), (650, 129966), (780, 108305), (975, 86644), (1300, 64983), (1950, 43322), (3900, 21661)]