69778210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 133197048

約数和(自身を除く): 63418838

約数列:

[1, 2, 5, 10, 31, 53, 62, 106, 137, 155, 265, 274, 310, 530, 685, 961, 1370, 1643, 1922, 3286, 4247, 4805, 7261, 8215, 8494, 9610, 14522, 16430, 21235, 36305, 42470, 50933, 72610, 101866, 131657, 225091, 254665, 263314, 450182, 509330, 658285, 1125455, 1316570, 2250910, 6977821, 13955642, 34889105, 69778210]

約数ペア:

[(1, 69778210), (2, 34889105), (5, 13955642), (10, 6977821), (31, 2250910), (53, 1316570), (62, 1125455), (106, 658285), (137, 509330), (155, 450182), (265, 263314), (274, 254665), (310, 225091), (530, 131657), (685, 101866), (961, 72610), (1370, 50933), (1643, 42470), (1922, 36305), (3286, 21235), (4247, 16430), (4805, 14522), (7261, 9610), (8215, 8494)]