8133030440

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{563}}^1\times {\mathrm{883}}^1$

素因数の和:1866

約数の個数: 64

約数和(自身を含む): 18397454400

約数和(自身を除く): 10264423960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 563, 818, 883, 1126, 1636, 1766, 2045, 2252, 2815, 3272, 3532, 4090, 4415, 4504, 5630, 7064, 8180, 8830, 11260, 16360, 17660, 22520, 35320, 230267, 361147, 460534, 497129, 722294, 921068, 994258, 1151335, 1444588, 1805735, 1842136, 1988516, 2302670, 2485645, 2889176, 3611470, 3977032, 4605340, 4971290, 7222940, 9210680, 9942580, 14445880, 19885160, 203325761, 406651522, 813303044, 1016628805, 1626606088, 2033257610, 4066515220, 8133030440]

約数ペア:

[(1, 8133030440), (2, 4066515220), (4, 2033257610), (5, 1626606088), (8, 1016628805), (10, 813303044), (20, 406651522), (40, 203325761), (409, 19885160), (563, 14445880), (818, 9942580), (883, 9210680), (1126, 7222940), (1636, 4971290), (1766, 4605340), (2045, 3977032), (2252, 3611470), (2815, 2889176), (3272, 2485645), (3532, 2302670), (4090, 1988516), (4415, 1842136), (4504, 1805735), (5630, 1444588), (7064, 1151335), (8180, 994258), (8830, 921068), (11260, 722294), (16360, 497129), (17660, 460534), (22520, 361147), (35320, 230267)]