78973804

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{601}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 179819808

約数和(自身を除く): 100846004

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 361, 364, 494, 532, 601, 722, 988, 1202, 1444, 1729, 2404, 2527, 3458, 4207, 4693, 5054, 6916, 7813, 8414, 9386, 10108, 11419, 15626, 16828, 18772, 22838, 31252, 32851, 45676, 54691, 65702, 79933, 109382, 131404, 148447, 159866, 216961, 218764, 296894, 319732, 433922, 593788, 867844, 1039129, 1518727, 2078258, 2820493, 3037454, 4156516, 5640986, 6074908, 11281972, 19743451, 39486902, 78973804]

約数ペア:

[(1, 78973804), (2, 39486902), (4, 19743451), (7, 11281972), (13, 6074908), (14, 5640986), (19, 4156516), (26, 3037454), (28, 2820493), (38, 2078258), (52, 1518727), (76, 1039129), (91, 867844), (133, 593788), (182, 433922), (247, 319732), (266, 296894), (361, 218764), (364, 216961), (494, 159866), (532, 148447), (601, 131404), (722, 109382), (988, 79933), (1202, 65702), (1444, 54691), (1729, 45676), (2404, 32851), (2527, 31252), (3458, 22838), (4207, 18772), (4693, 16828), (5054, 15626), (6916, 11419), (7813, 10108), (8414, 9386)]