81338010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 215664768

約数和(自身を除く): 134326758

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 169, 183, 195, 263, 305, 338, 366, 390, 507, 526, 610, 789, 793, 845, 915, 1014, 1315, 1578, 1586, 1690, 1830, 2379, 2535, 2630, 3419, 3945, 3965, 4758, 5070, 6838, 7890, 7930, 10257, 10309, 11895, 16043, 17095, 20514, 20618, 23790, 30927, 32086, 34190, 44447, 48129, 51285, 51545, 61854, 80215, 88894, 96258, 102570, 103090, 133341, 154635, 160430, 208559, 222235, 240645, 266682, 309270, 417118, 444470, 481290, 625677, 666705, 1042795, 1251354, 1333410, 2085590, 2711267, 3128385, 5422534, 6256770, 8133801, 13556335, 16267602, 27112670, 40669005, 81338010]

約数ペア:

[(1, 81338010), (2, 40669005), (3, 27112670), (5, 16267602), (6, 13556335), (10, 8133801), (13, 6256770), (15, 5422534), (26, 3128385), (30, 2711267), (39, 2085590), (61, 1333410), (65, 1251354), (78, 1042795), (122, 666705), (130, 625677), (169, 481290), (183, 444470), (195, 417118), (263, 309270), (305, 266682), (338, 240645), (366, 222235), (390, 208559), (507, 160430), (526, 154635), (610, 133341), (789, 103090), (793, 102570), (845, 96258), (915, 88894), (1014, 80215), (1315, 61854), (1578, 51545), (1586, 51285), (1690, 48129), (1830, 44447), (2379, 34190), (2535, 32086), (2630, 30927), (3419, 23790), (3945, 20618), (3965, 20514), (4758, 17095), (5070, 16043), (6838, 11895), (7890, 10309), (7930, 10257)]