90728572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2647}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 186842880

約数和(自身を除く): 96114308

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 164, 209, 418, 451, 779, 836, 902, 1558, 1804, 2647, 3116, 5294, 8569, 10588, 17138, 29117, 34276, 50293, 58234, 100586, 108527, 116468, 201172, 217054, 434108, 553223, 1106446, 1193797, 2062013, 2212892, 2387594, 4124026, 4775188, 8248052, 22682143, 45364286, 90728572]

約数ペア:

[(1, 90728572), (2, 45364286), (4, 22682143), (11, 8248052), (19, 4775188), (22, 4124026), (38, 2387594), (41, 2212892), (44, 2062013), (76, 1193797), (82, 1106446), (164, 553223), (209, 434108), (418, 217054), (451, 201172), (779, 116468), (836, 108527), (902, 100586), (1558, 58234), (1804, 50293), (2647, 34276), (3116, 29117), (5294, 17138), (8569, 10588)]