51631300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 108

約数和(自身を含む): 134030484

約数和(自身を除く): 82399184

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 49, 50, 70, 82, 98, 100, 140, 164, 175, 196, 205, 245, 257, 287, 350, 410, 490, 514, 574, 700, 820, 980, 1025, 1028, 1148, 1225, 1285, 1435, 1799, 2009, 2050, 2450, 2570, 2870, 3598, 4018, 4100, 4900, 5140, 5740, 6425, 7175, 7196, 8036, 8995, 10045, 10537, 12593, 12850, 14350, 17990, 20090, 21074, 25186, 25700, 28700, 35980, 40180, 42148, 44975, 50225, 50372, 52685, 62965, 73759, 89950, 100450, 105370, 125930, 147518, 179900, 200900, 210740, 251860, 263425, 295036, 314825, 368795, 516313, 526850, 629650, 737590, 1032626, 1053700, 1259300, 1475180, 1843975, 2065252, 2581565, 3687950, 5163130, 7375900, 10326260, 12907825, 25815650, 51631300]

約数ペア:

[(1, 51631300), (2, 25815650), (4, 12907825), (5, 10326260), (7, 7375900), (10, 5163130), (14, 3687950), (20, 2581565), (25, 2065252), (28, 1843975), (35, 1475180), (41, 1259300), (49, 1053700), (50, 1032626), (70, 737590), (82, 629650), (98, 526850), (100, 516313), (140, 368795), (164, 314825), (175, 295036), (196, 263425), (205, 251860), (245, 210740), (257, 200900), (287, 179900), (350, 147518), (410, 125930), (490, 105370), (514, 100450), (574, 89950), (700, 73759), (820, 62965), (980, 52685), (1025, 50372), (1028, 50225), (1148, 44975), (1225, 42148), (1285, 40180), (1435, 35980), (1799, 28700), (2009, 25700), (2050, 25186), (2450, 21074), (2570, 20090), (2870, 17990), (3598, 14350), (4018, 12850), (4100, 12593), (4900, 10537), (5140, 10045), (5740, 8995), (6425, 8036), (7175, 7196)]