65565840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1063}}^1$

素因数の和:1336

約数の個数: 80

約数和(自身を含む): 204236928

約数和(自身を除く): 138671088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1063, 1285, 1542, 2056, 2126, 2570, 3084, 3189, 3855, 4112, 4252, 5140, 5315, 6168, 6378, 7710, 8504, 10280, 10630, 12336, 12756, 15420, 15945, 17008, 20560, 21260, 25512, 30840, 31890, 42520, 51024, 61680, 63780, 85040, 127560, 255120, 273191, 546382, 819573, 1092764, 1365955, 1639146, 2185528, 2731910, 3278292, 4097865, 4371056, 5463820, 6556584, 8195730, 10927640, 13113168, 16391460, 21855280, 32782920, 65565840]

約数ペア:

[(1, 65565840), (2, 32782920), (3, 21855280), (4, 16391460), (5, 13113168), (6, 10927640), (8, 8195730), (10, 6556584), (12, 5463820), (15, 4371056), (16, 4097865), (20, 3278292), (24, 2731910), (30, 2185528), (40, 1639146), (48, 1365955), (60, 1092764), (80, 819573), (120, 546382), (240, 273191), (257, 255120), (514, 127560), (771, 85040), (1028, 63780), (1063, 61680), (1285, 51024), (1542, 42520), (2056, 31890), (2126, 30840), (2570, 25512), (3084, 21260), (3189, 20560), (3855, 17008), (4112, 15945), (4252, 15420), (5140, 12756), (5315, 12336), (6168, 10630), (6378, 10280), (7710, 8504)]