102172700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{643}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 254900352

約数和(自身を除く): 152727652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 227, 350, 454, 643, 700, 908, 1135, 1286, 1589, 2270, 2572, 3178, 3215, 4501, 4540, 5675, 6356, 6430, 7945, 9002, 11350, 12860, 15890, 16075, 18004, 22505, 22700, 31780, 32150, 39725, 45010, 64300, 79450, 90020, 112525, 145961, 158900, 225050, 291922, 450100, 583844, 729805, 1021727, 1459610, 2043454, 2919220, 3649025, 4086908, 5108635, 7298050, 10217270, 14596100, 20434540, 25543175, 51086350, 102172700]

約数ペア:

[(1, 102172700), (2, 51086350), (4, 25543175), (5, 20434540), (7, 14596100), (10, 10217270), (14, 7298050), (20, 5108635), (25, 4086908), (28, 3649025), (35, 2919220), (50, 2043454), (70, 1459610), (100, 1021727), (140, 729805), (175, 583844), (227, 450100), (350, 291922), (454, 225050), (643, 158900), (700, 145961), (908, 112525), (1135, 90020), (1286, 79450), (1589, 64300), (2270, 45010), (2572, 39725), (3178, 32150), (3215, 31780), (4501, 22700), (4540, 22505), (5675, 18004), (6356, 16075), (6430, 15890), (7945, 12860), (9002, 11350)]