72621400

素因数分解:

$2^3\times 5^2\times {\mathrm{331}}^1\times {\mathrm{1097}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 169509240

約数和(自身を除く): 96887840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 331, 662, 1097, 1324, 1655, 2194, 2648, 3310, 4388, 5485, 6620, 8275, 8776, 10970, 13240, 16550, 21940, 27425, 33100, 43880, 54850, 66200, 109700, 219400, 363107, 726214, 1452428, 1815535, 2904856, 3631070, 7262140, 9077675, 14524280, 18155350, 36310700, 72621400]

約数ペア:

[(1, 72621400), (2, 36310700), (4, 18155350), (5, 14524280), (8, 9077675), (10, 7262140), (20, 3631070), (25, 2904856), (40, 1815535), (50, 1452428), (100, 726214), (200, 363107), (331, 219400), (662, 109700), (1097, 66200), (1324, 54850), (1655, 43880), (2194, 33100), (2648, 27425), (3310, 21940), (4388, 16550), (5485, 13240), (6620, 10970), (8275, 8776)]