15540100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8179}}^1$

素因数の和:8212

約数の個数: 36

約数和(自身を含む): 35501200

約数和(自身を除く): 19961100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 8179, 16358, 32716, 40895, 81790, 155401, 163580, 204475, 310802, 408950, 621604, 777005, 817900, 1554010, 3108020, 3885025, 7770050, 15540100]

約数ペア:

[(1, 15540100), (2, 7770050), (4, 3885025), (5, 3108020), (10, 1554010), (19, 817900), (20, 777005), (25, 621604), (38, 408950), (50, 310802), (76, 204475), (95, 163580), (100, 155401), (190, 81790), (380, 40895), (475, 32716), (950, 16358), (1900, 8179)]