64159420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10729}}^1$

素因数の和:10774

約数の個数: 48

約数和(自身を含む): 151421760

約数和(自身を除く): 87262340

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 10729, 21458, 42916, 53645, 107290, 139477, 214580, 246767, 278954, 493534, 557908, 697385, 987068, 1233835, 1394770, 2467670, 2789540, 3207971, 4935340, 6415942, 12831884, 16039855, 32079710, 64159420]

約数ペア:

[(1, 64159420), (2, 32079710), (4, 16039855), (5, 12831884), (10, 6415942), (13, 4935340), (20, 3207971), (23, 2789540), (26, 2467670), (46, 1394770), (52, 1233835), (65, 987068), (92, 697385), (115, 557908), (130, 493534), (230, 278954), (260, 246767), (299, 214580), (460, 139477), (598, 107290), (1196, 53645), (1495, 42916), (2990, 21458), (5980, 10729)]