49988848

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 120

約数和(自身を含む): 127075200

約数和(自身を除く): 77086352

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 139, 152, 169, 182, 208, 247, 266, 278, 304, 338, 364, 494, 532, 556, 676, 728, 973, 988, 1064, 1112, 1183, 1352, 1456, 1729, 1807, 1946, 1976, 2128, 2224, 2366, 2641, 2704, 3211, 3458, 3614, 3892, 3952, 4732, 5282, 6422, 6916, 7228, 7784, 9464, 10564, 12649, 12844, 13832, 14456, 15568, 18487, 18928, 21128, 22477, 23491, 25298, 25688, 27664, 28912, 34333, 36974, 42256, 44954, 46982, 50596, 51376, 68666, 73948, 89908, 93964, 101192, 137332, 147896, 164437, 179816, 187928, 202384, 240331, 274664, 295792, 328874, 359632, 375856, 446329, 480662, 549328, 657748, 892658, 961324, 1315496, 1785316, 1922648, 2630992, 3124303, 3570632, 3845296, 6248606, 7141264, 12497212, 24994424, 49988848]

約数ペア:

[(1, 49988848), (2, 24994424), (4, 12497212), (7, 7141264), (8, 6248606), (13, 3845296), (14, 3570632), (16, 3124303), (19, 2630992), (26, 1922648), (28, 1785316), (38, 1315496), (52, 961324), (56, 892658), (76, 657748), (91, 549328), (104, 480662), (112, 446329), (133, 375856), (139, 359632), (152, 328874), (169, 295792), (182, 274664), (208, 240331), (247, 202384), (266, 187928), (278, 179816), (304, 164437), (338, 147896), (364, 137332), (494, 101192), (532, 93964), (556, 89908), (676, 73948), (728, 68666), (973, 51376), (988, 50596), (1064, 46982), (1112, 44954), (1183, 42256), (1352, 36974), (1456, 34333), (1729, 28912), (1807, 27664), (1946, 25688), (1976, 25298), (2128, 23491), (2224, 22477), (2366, 21128), (2641, 18928), (2704, 18487), (3211, 15568), (3458, 14456), (3614, 13832), (3892, 12844), (3952, 12649), (4732, 10564), (5282, 9464), (6422, 7784), (6916, 7228)]