64845872

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44537}}^1$

素因数の和:44565

約数の個数: 40

約数和(自身を含む): 154635936

約数和(自身を除く): 89790064

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 44537, 89074, 178148, 311759, 356296, 578981, 623518, 712592, 1157962, 1247036, 2315924, 2494072, 4052867, 4631848, 4988144, 8105734, 9263696, 16211468, 32422936, 64845872]

約数ペア:

[(1, 64845872), (2, 32422936), (4, 16211468), (7, 9263696), (8, 8105734), (13, 4988144), (14, 4631848), (16, 4052867), (26, 2494072), (28, 2315924), (52, 1247036), (56, 1157962), (91, 712592), (104, 623518), (112, 578981), (182, 356296), (208, 311759), (364, 178148), (728, 89074), (1456, 44537)]