25214750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 52767936

約数和(自身を除く): 27553186

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 53, 55, 106, 110, 125, 173, 250, 265, 275, 346, 530, 550, 583, 865, 1166, 1325, 1375, 1730, 1903, 2650, 2750, 2915, 3806, 4325, 5830, 6625, 8650, 9169, 9515, 13250, 14575, 18338, 19030, 21625, 29150, 43250, 45845, 47575, 72875, 91690, 95150, 100859, 145750, 201718, 229225, 237875, 458450, 475750, 504295, 1008590, 1146125, 2292250, 2521475, 5042950, 12607375, 25214750]

約数ペア:

[(1, 25214750), (2, 12607375), (5, 5042950), (10, 2521475), (11, 2292250), (22, 1146125), (25, 1008590), (50, 504295), (53, 475750), (55, 458450), (106, 237875), (110, 229225), (125, 201718), (173, 145750), (250, 100859), (265, 95150), (275, 91690), (346, 72875), (530, 47575), (550, 45845), (583, 43250), (865, 29150), (1166, 21625), (1325, 19030), (1375, 18338), (1730, 14575), (1903, 13250), (2650, 9515), (2750, 9169), (2915, 8650), (3806, 6625), (4325, 5830)]