65344760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2371}}^1$

素因数の和:2448

約数の個数: 64

約数和(自身を含む): 161390880

約数和(自身を除く): 96046120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2371, 2756, 3445, 4742, 5512, 6890, 9484, 11855, 13780, 18968, 23710, 27560, 30823, 47420, 61646, 94840, 123292, 125663, 154115, 246584, 251326, 308230, 502652, 616460, 628315, 1005304, 1232920, 1256630, 1633619, 2513260, 3267238, 5026520, 6534476, 8168095, 13068952, 16336190, 32672380, 65344760]

約数ペア:

[(1, 65344760), (2, 32672380), (4, 16336190), (5, 13068952), (8, 8168095), (10, 6534476), (13, 5026520), (20, 3267238), (26, 2513260), (40, 1633619), (52, 1256630), (53, 1232920), (65, 1005304), (104, 628315), (106, 616460), (130, 502652), (212, 308230), (260, 251326), (265, 246584), (424, 154115), (520, 125663), (530, 123292), (689, 94840), (1060, 61646), (1378, 47420), (2120, 30823), (2371, 27560), (2756, 23710), (3445, 18968), (4742, 13780), (5512, 11855), (6890, 9484)]