254487100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1723}}^1$

素因数の和:1955

約数の個数: 72

約数和(自身を含む): 634487168

約数和(自身を除く): 380000068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 211, 350, 422, 700, 844, 1055, 1477, 1723, 2110, 2954, 3446, 4220, 5275, 5908, 6892, 7385, 8615, 10550, 12061, 14770, 17230, 21100, 24122, 29540, 34460, 36925, 43075, 48244, 60305, 73850, 86150, 120610, 147700, 172300, 241220, 301525, 363553, 603050, 727106, 1206100, 1454212, 1817765, 2544871, 3635530, 5089742, 7271060, 9088825, 10179484, 12724355, 18177650, 25448710, 36355300, 50897420, 63621775, 127243550, 254487100]

約数ペア:

[(1, 254487100), (2, 127243550), (4, 63621775), (5, 50897420), (7, 36355300), (10, 25448710), (14, 18177650), (20, 12724355), (25, 10179484), (28, 9088825), (35, 7271060), (50, 5089742), (70, 3635530), (100, 2544871), (140, 1817765), (175, 1454212), (211, 1206100), (350, 727106), (422, 603050), (700, 363553), (844, 301525), (1055, 241220), (1477, 172300), (1723, 147700), (2110, 120610), (2954, 86150), (3446, 73850), (4220, 60305), (5275, 48244), (5908, 43075), (6892, 36925), (7385, 34460), (8615, 29540), (10550, 24122), (12061, 21100), (14770, 17230)]