80847700

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 181863360

約数和(自身を除く): 101015660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 71, 100, 118, 142, 193, 236, 284, 295, 355, 386, 590, 710, 772, 965, 1180, 1420, 1475, 1775, 1930, 2950, 3550, 3860, 4189, 4825, 5900, 7100, 8378, 9650, 11387, 13703, 16756, 19300, 20945, 22774, 27406, 41890, 45548, 54812, 56935, 68515, 83780, 104725, 113870, 137030, 209450, 227740, 274060, 284675, 342575, 418900, 569350, 685150, 808477, 1138700, 1370300, 1616954, 3233908, 4042385, 8084770, 16169540, 20211925, 40423850, 80847700]

約数ペア:

[(1, 80847700), (2, 40423850), (4, 20211925), (5, 16169540), (10, 8084770), (20, 4042385), (25, 3233908), (50, 1616954), (59, 1370300), (71, 1138700), (100, 808477), (118, 685150), (142, 569350), (193, 418900), (236, 342575), (284, 284675), (295, 274060), (355, 227740), (386, 209450), (590, 137030), (710, 113870), (772, 104725), (965, 83780), (1180, 68515), (1420, 56935), (1475, 54812), (1775, 45548), (1930, 41890), (2950, 27406), (3550, 22774), (3860, 20945), (4189, 19300), (4825, 16756), (5900, 13703), (7100, 11387), (8378, 9650)]