100204880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 242432400

約数和(自身を除く): 142227520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 97, 148, 185, 194, 296, 349, 370, 388, 485, 592, 698, 740, 776, 970, 1396, 1480, 1552, 1745, 1940, 2792, 2960, 3490, 3589, 3880, 5584, 6980, 7178, 7760, 12913, 13960, 14356, 17945, 25826, 27920, 28712, 33853, 35890, 51652, 57424, 64565, 67706, 71780, 103304, 129130, 135412, 143560, 169265, 206608, 258260, 270824, 287120, 338530, 516520, 541648, 677060, 1033040, 1252561, 1354120, 2505122, 2708240, 5010244, 6262805, 10020488, 12525610, 20040976, 25051220, 50102440, 100204880]

約数ペア:

[(1, 100204880), (2, 50102440), (4, 25051220), (5, 20040976), (8, 12525610), (10, 10020488), (16, 6262805), (20, 5010244), (37, 2708240), (40, 2505122), (74, 1354120), (80, 1252561), (97, 1033040), (148, 677060), (185, 541648), (194, 516520), (296, 338530), (349, 287120), (370, 270824), (388, 258260), (485, 206608), (592, 169265), (698, 143560), (740, 135412), (776, 129130), (970, 103304), (1396, 71780), (1480, 67706), (1552, 64565), (1745, 57424), (1940, 51652), (2792, 35890), (2960, 33853), (3490, 28712), (3589, 27920), (3880, 25826), (5584, 17945), (6980, 14356), (7178, 13960), (7760, 12913)]