31689760

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 79116912

約数和(自身を除く): 47427152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 53, 74, 80, 101, 106, 148, 160, 185, 202, 212, 265, 296, 370, 404, 424, 505, 530, 592, 740, 808, 848, 1010, 1060, 1184, 1480, 1616, 1696, 1961, 2020, 2120, 2960, 3232, 3737, 3922, 4040, 4240, 5353, 5920, 7474, 7844, 8080, 8480, 9805, 10706, 14948, 15688, 16160, 18685, 19610, 21412, 26765, 29896, 31376, 37370, 39220, 42824, 53530, 59792, 62752, 74740, 78440, 85648, 107060, 119584, 149480, 156880, 171296, 198061, 214120, 298960, 313760, 396122, 428240, 597920, 792244, 856480, 990305, 1584488, 1980610, 3168976, 3961220, 6337952, 7922440, 15844880, 31689760]

約数ペア:

[(1, 31689760), (2, 15844880), (4, 7922440), (5, 6337952), (8, 3961220), (10, 3168976), (16, 1980610), (20, 1584488), (32, 990305), (37, 856480), (40, 792244), (53, 597920), (74, 428240), (80, 396122), (101, 313760), (106, 298960), (148, 214120), (160, 198061), (185, 171296), (202, 156880), (212, 149480), (265, 119584), (296, 107060), (370, 85648), (404, 78440), (424, 74740), (505, 62752), (530, 59792), (592, 53530), (740, 42824), (808, 39220), (848, 37370), (1010, 31376), (1060, 29896), (1184, 26765), (1480, 21412), (1616, 19610), (1696, 18685), (1961, 16160), (2020, 15688), (2120, 14948), (2960, 10706), (3232, 9805), (3737, 8480), (3922, 8080), (4040, 7844), (4240, 7474), (5353, 5920)]