8549320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 21273840

約数和(自身を除く): 12724520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 401, 410, 520, 533, 802, 820, 1066, 1604, 1640, 2005, 2132, 2665, 3208, 4010, 4264, 5213, 5330, 8020, 10426, 10660, 16040, 16441, 20852, 21320, 26065, 32882, 41704, 52130, 65764, 82205, 104260, 131528, 164410, 208520, 213733, 328820, 427466, 657640, 854932, 1068665, 1709864, 2137330, 4274660, 8549320]

約数ペア:

[(1, 8549320), (2, 4274660), (4, 2137330), (5, 1709864), (8, 1068665), (10, 854932), (13, 657640), (20, 427466), (26, 328820), (40, 213733), (41, 208520), (52, 164410), (65, 131528), (82, 104260), (104, 82205), (130, 65764), (164, 52130), (205, 41704), (260, 32882), (328, 26065), (401, 21320), (410, 20852), (520, 16441), (533, 16040), (802, 10660), (820, 10426), (1066, 8020), (1604, 5330), (1640, 5213), (2005, 4264), (2132, 4010), (2665, 3208)]