155539900

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{9907}}^1$

素因数の和:10078

約数の個数: 36

約数和(自身を含む): 339705688

約数和(自身を除く): 184165788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1570, 3140, 3925, 7850, 9907, 15700, 19814, 39628, 49535, 99070, 198140, 247675, 495350, 990700, 1555399, 3110798, 6221596, 7776995, 15553990, 31107980, 38884975, 77769950, 155539900]

約数ペア:

[(1, 155539900), (2, 77769950), (4, 38884975), (5, 31107980), (10, 15553990), (20, 7776995), (25, 6221596), (50, 3110798), (100, 1555399), (157, 990700), (314, 495350), (628, 247675), (785, 198140), (1570, 99070), (3140, 49535), (3925, 39628), (7850, 19814), (9907, 15700)]