40780451336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{19013}}^1$

素因数の和:19278

約数の個数: 64

約数和(自身を含む): 81866678400

約数和(自身を除く): 41086227064

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 137, 152, 206, 274, 412, 548, 824, 1096, 1957, 2603, 3914, 5206, 7828, 10412, 14111, 15656, 19013, 20824, 28222, 38026, 56444, 76052, 112888, 152104, 268109, 361247, 536218, 722494, 1072436, 1444988, 1958339, 2144872, 2604781, 2889976, 3916678, 5209562, 7833356, 10419124, 15666712, 20838248, 37208441, 49490839, 74416882, 98981678, 148833764, 197963356, 268292443, 297667528, 395926712, 536584886, 1073169772, 2146339544, 5097556417, 10195112834, 20390225668, 40780451336]

約数ペア:

[(1, 40780451336), (2, 20390225668), (4, 10195112834), (8, 5097556417), (19, 2146339544), (38, 1073169772), (76, 536584886), (103, 395926712), (137, 297667528), (152, 268292443), (206, 197963356), (274, 148833764), (412, 98981678), (548, 74416882), (824, 49490839), (1096, 37208441), (1957, 20838248), (2603, 15666712), (3914, 10419124), (5206, 7833356), (7828, 5209562), (10412, 3916678), (14111, 2889976), (15656, 2604781), (19013, 2144872), (20824, 1958339), (28222, 1444988), (38026, 1072436), (56444, 722494), (76052, 536218), (112888, 361247), (152104, 268109)]