201989512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 416268720

約数和(自身を除く): 214279208

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 137, 148, 274, 293, 296, 548, 586, 629, 1096, 1172, 1258, 2329, 2344, 2516, 4658, 4981, 5032, 5069, 9316, 9962, 10138, 10841, 18632, 19924, 20276, 21682, 39848, 40141, 40552, 43364, 80282, 86173, 86728, 160564, 172346, 184297, 321128, 344692, 368594, 682397, 689384, 737188, 1364794, 1474376, 1485217, 2729588, 2970434, 5459176, 5940868, 11881736, 25248689, 50497378, 100994756, 201989512]

約数ペア:

[(1, 201989512), (2, 100994756), (4, 50497378), (8, 25248689), (17, 11881736), (34, 5940868), (37, 5459176), (68, 2970434), (74, 2729588), (136, 1485217), (137, 1474376), (148, 1364794), (274, 737188), (293, 689384), (296, 682397), (548, 368594), (586, 344692), (629, 321128), (1096, 184297), (1172, 172346), (1258, 160564), (2329, 86728), (2344, 86173), (2516, 80282), (4658, 43364), (4981, 40552), (5032, 40141), (5069, 39848), (9316, 21682), (9962, 20276), (10138, 19924), (10841, 18632)]