78388856

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 193536000

約数和(自身を除く): 115147144

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 47, 52, 56, 58, 79, 91, 94, 104, 116, 158, 182, 188, 203, 232, 316, 329, 364, 376, 377, 406, 553, 611, 632, 658, 728, 754, 812, 1027, 1106, 1222, 1316, 1363, 1508, 1624, 2054, 2212, 2291, 2444, 2632, 2639, 2726, 3016, 3713, 4108, 4277, 4424, 4582, 4888, 5278, 5452, 7189, 7426, 8216, 8554, 9164, 9541, 10556, 10904, 14378, 14852, 16037, 17108, 17719, 18328, 19082, 21112, 25991, 28756, 29704, 29783, 32074, 34216, 35438, 38164, 48269, 51982, 57512, 59566, 64148, 70876, 76328, 96538, 103964, 107677, 119132, 124033, 128296, 141752, 193076, 207928, 208481, 215354, 238264, 248066, 337883, 386152, 416962, 430708, 496132, 675766, 753739, 833924, 861416, 992264, 1351532, 1399801, 1507478, 1667848, 2703064, 2799602, 3014956, 5599204, 6029912, 9798607, 11198408, 19597214, 39194428, 78388856]

約数ペア:

[(1, 78388856), (2, 39194428), (4, 19597214), (7, 11198408), (8, 9798607), (13, 6029912), (14, 5599204), (26, 3014956), (28, 2799602), (29, 2703064), (47, 1667848), (52, 1507478), (56, 1399801), (58, 1351532), (79, 992264), (91, 861416), (94, 833924), (104, 753739), (116, 675766), (158, 496132), (182, 430708), (188, 416962), (203, 386152), (232, 337883), (316, 248066), (329, 238264), (364, 215354), (376, 208481), (377, 207928), (406, 193076), (553, 141752), (611, 128296), (632, 124033), (658, 119132), (728, 107677), (754, 103964), (812, 96538), (1027, 76328), (1106, 70876), (1222, 64148), (1316, 59566), (1363, 57512), (1508, 51982), (1624, 48269), (2054, 38164), (2212, 35438), (2291, 34216), (2444, 32074), (2632, 29783), (2639, 29704), (2726, 28756), (3016, 25991), (3713, 21112), (4108, 19082), (4277, 18328), (4424, 17719), (4582, 17108), (4888, 16037), (5278, 14852), (5452, 14378), (7189, 10904), (7426, 10556), (8216, 9541), (8554, 9164)]