201621530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:959

約数の個数: 64

約数和(自身を含む): 422796672

約数和(自身を除く): 221175142

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 137, 170, 187, 274, 374, 685, 787, 935, 1370, 1507, 1574, 1870, 2329, 3014, 3935, 4658, 7535, 7870, 8657, 11645, 13379, 15070, 17314, 23290, 25619, 26758, 43285, 51238, 66895, 86570, 107819, 128095, 133790, 147169, 215638, 256190, 294338, 539095, 735845, 1078190, 1186009, 1471690, 1832923, 2372018, 3665846, 5930045, 9164615, 11860090, 18329230, 20162153, 40324306, 100810765, 201621530]

約数ペア:

[(1, 201621530), (2, 100810765), (5, 40324306), (10, 20162153), (11, 18329230), (17, 11860090), (22, 9164615), (34, 5930045), (55, 3665846), (85, 2372018), (110, 1832923), (137, 1471690), (170, 1186009), (187, 1078190), (274, 735845), (374, 539095), (685, 294338), (787, 256190), (935, 215638), (1370, 147169), (1507, 133790), (1574, 128095), (1870, 107819), (2329, 86570), (3014, 66895), (3935, 51238), (4658, 43285), (7535, 26758), (7870, 25619), (8657, 23290), (11645, 17314), (13379, 15070)]