16621150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1$

素因数の和:326

約数の個数: 72

約数和(自身を含む): 38394864

約数和(自身を除く): 21773714

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 169, 175, 182, 281, 325, 338, 350, 455, 562, 650, 845, 910, 1183, 1405, 1690, 1967, 2275, 2366, 2810, 3653, 3934, 4225, 4550, 5915, 7025, 7306, 8450, 9835, 11830, 14050, 18265, 19670, 25571, 29575, 36530, 47489, 49175, 51142, 59150, 91325, 94978, 98350, 127855, 182650, 237445, 255710, 332423, 474890, 639275, 664846, 1187225, 1278550, 1662115, 2374450, 3324230, 8310575, 16621150]

約数ペア:

[(1, 16621150), (2, 8310575), (5, 3324230), (7, 2374450), (10, 1662115), (13, 1278550), (14, 1187225), (25, 664846), (26, 639275), (35, 474890), (50, 332423), (65, 255710), (70, 237445), (91, 182650), (130, 127855), (169, 98350), (175, 94978), (182, 91325), (281, 59150), (325, 51142), (338, 49175), (350, 47489), (455, 36530), (562, 29575), (650, 25571), (845, 19670), (910, 18265), (1183, 14050), (1405, 11830), (1690, 9835), (1967, 8450), (2275, 7306), (2366, 7025), (2810, 5915), (3653, 4550), (3934, 4225)]