78484250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 176117760

約数和(自身を除く): 97633510

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 31, 38, 41, 50, 62, 65, 82, 95, 125, 130, 155, 190, 205, 247, 250, 310, 325, 403, 410, 475, 494, 533, 589, 650, 775, 779, 806, 950, 1025, 1066, 1178, 1235, 1271, 1550, 1558, 1625, 2015, 2050, 2375, 2470, 2542, 2665, 2945, 3250, 3875, 3895, 4030, 4750, 5125, 5330, 5890, 6175, 6355, 7657, 7750, 7790, 10075, 10127, 10250, 12350, 12710, 13325, 14725, 15314, 16523, 19475, 20150, 20254, 24149, 26650, 29450, 30875, 31775, 33046, 38285, 38950, 48298, 50375, 50635, 61750, 63550, 66625, 73625, 76570, 82615, 97375, 100750, 101270, 120745, 133250, 147250, 158875, 165230, 191425, 194750, 241490, 253175, 313937, 317750, 382850, 413075, 506350, 603725, 627874, 826150, 957125, 1207450, 1265875, 1569685, 1914250, 2065375, 2531750, 3018625, 3139370, 4130750, 6037250, 7848425, 15696850, 39242125, 78484250]

約数ペア:

[(1, 78484250), (2, 39242125), (5, 15696850), (10, 7848425), (13, 6037250), (19, 4130750), (25, 3139370), (26, 3018625), (31, 2531750), (38, 2065375), (41, 1914250), (50, 1569685), (62, 1265875), (65, 1207450), (82, 957125), (95, 826150), (125, 627874), (130, 603725), (155, 506350), (190, 413075), (205, 382850), (247, 317750), (250, 313937), (310, 253175), (325, 241490), (403, 194750), (410, 191425), (475, 165230), (494, 158875), (533, 147250), (589, 133250), (650, 120745), (775, 101270), (779, 100750), (806, 97375), (950, 82615), (1025, 76570), (1066, 73625), (1178, 66625), (1235, 63550), (1271, 61750), (1550, 50635), (1558, 50375), (1625, 48298), (2015, 38950), (2050, 38285), (2375, 33046), (2470, 31775), (2542, 30875), (2665, 29450), (2945, 26650), (3250, 24149), (3875, 20254), (3895, 20150), (4030, 19475), (4750, 16523), (5125, 15314), (5330, 14725), (5890, 13325), (6175, 12710), (6355, 12350), (7657, 10250), (7750, 10127), (7790, 10075)]