204278100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{52379}}^1$

素因数の和:52409

約数の個数: 72

約数和(自身を含む): 636521760

約数和(自身を除く): 432243660

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, 52379, 104758, 157137, 209516, 261895, 314274, 523790, 628548, 680927, 785685, 1047580, 1309475, 1361854, 1571370, 2042781, 2618950, 2723708, 3142740, 3404635, 3928425, 4085562, 5237900, 6809270, 7856850, 8171124, 10213905, 13618540, 15713700, 17023175, 20427810, 34046350, 40855620, 51069525, 68092700, 102139050, 204278100]

約数ペア:

[(1, 204278100), (2, 102139050), (3, 68092700), (4, 51069525), (5, 40855620), (6, 34046350), (10, 20427810), (12, 17023175), (13, 15713700), (15, 13618540), (20, 10213905), (25, 8171124), (26, 7856850), (30, 6809270), (39, 5237900), (50, 4085562), (52, 3928425), (60, 3404635), (65, 3142740), (75, 2723708), (78, 2618950), (100, 2042781), (130, 1571370), (150, 1361854), (156, 1309475), (195, 1047580), (260, 785685), (300, 680927), (325, 628548), (390, 523790), (650, 314274), (780, 261895), (975, 209516), (1300, 157137), (1950, 104758), (3900, 52379)]