81490950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{3853}}^1$

素因数の和:3918

約数の個数: 72

約数和(自身を含む): 223655328

約数和(自身を除く): 142164378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 47, 50, 75, 90, 94, 141, 150, 225, 235, 282, 423, 450, 470, 705, 846, 1175, 1410, 2115, 2350, 3525, 3853, 4230, 7050, 7706, 10575, 11559, 19265, 21150, 23118, 34677, 38530, 57795, 69354, 96325, 115590, 173385, 181091, 192650, 288975, 346770, 362182, 543273, 577950, 866925, 905455, 1086546, 1629819, 1733850, 1810910, 2716365, 3259638, 4527275, 5432730, 8149095, 9054550, 13581825, 16298190, 27163650, 40745475, 81490950]

約数ペア:

[(1, 81490950), (2, 40745475), (3, 27163650), (5, 16298190), (6, 13581825), (9, 9054550), (10, 8149095), (15, 5432730), (18, 4527275), (25, 3259638), (30, 2716365), (45, 1810910), (47, 1733850), (50, 1629819), (75, 1086546), (90, 905455), (94, 866925), (141, 577950), (150, 543273), (225, 362182), (235, 346770), (282, 288975), (423, 192650), (450, 181091), (470, 173385), (705, 115590), (846, 96325), (1175, 69354), (1410, 57795), (2115, 38530), (2350, 34677), (3525, 23118), (3853, 21150), (4230, 19265), (7050, 11559), (7706, 10575)]