64556595

素因数分解:

$3^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 56

約数和(自身を含む): 118044000

約数和(自身を除く): 53487405

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 199, 243, 267, 405, 445, 597, 729, 801, 995, 1215, 1335, 1791, 2403, 2985, 3645, 4005, 5373, 7209, 8955, 12015, 16119, 17711, 21627, 26865, 36045, 48357, 53133, 64881, 80595, 88555, 108135, 145071, 159399, 241785, 265665, 324405, 478197, 725355, 796995, 1434591, 2390985, 4303773, 7172955, 12911319, 21518865, 64556595]

約数ペア:

[(1, 64556595), (3, 21518865), (5, 12911319), (9, 7172955), (15, 4303773), (27, 2390985), (45, 1434591), (81, 796995), (89, 725355), (135, 478197), (199, 324405), (243, 265665), (267, 241785), (405, 159399), (445, 145071), (597, 108135), (729, 88555), (801, 80595), (995, 64881), (1215, 53133), (1335, 48357), (1791, 36045), (2403, 26865), (2985, 21627), (3645, 17711), (4005, 16119), (5373, 12015), (7209, 8955)]