99408475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 137927680

約数和(自身を除く): 38519205

約数列:

[1, 5, 19, 25, 31, 43, 95, 155, 157, 215, 475, 589, 775, 785, 817, 1075, 1333, 2945, 2983, 3925, 4085, 4867, 6665, 6751, 14725, 14915, 20425, 24335, 25327, 33325, 33755, 74575, 92473, 121675, 126635, 128269, 168775, 209281, 462365, 633175, 641345, 1046405, 2311825, 3206725, 3976339, 5232025, 19881695, 99408475]

約数ペア:

[(1, 99408475), (5, 19881695), (19, 5232025), (25, 3976339), (31, 3206725), (43, 2311825), (95, 1046405), (155, 641345), (157, 633175), (215, 462365), (475, 209281), (589, 168775), (775, 128269), (785, 126635), (817, 121675), (1075, 92473), (1333, 74575), (2945, 33755), (2983, 33325), (3925, 25327), (4085, 24335), (4867, 20425), (6665, 14915), (6751, 14725)]