84921980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1291}}^1$

素因数の和:1347

約数の個数: 96

約数和(自身を含む): 218792448

約数和(自身を除く): 133870468

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 26, 44, 46, 52, 55, 65, 92, 110, 115, 130, 143, 220, 230, 253, 260, 286, 299, 460, 506, 572, 598, 715, 1012, 1196, 1265, 1291, 1430, 1495, 2530, 2582, 2860, 2990, 3289, 5060, 5164, 5980, 6455, 6578, 12910, 13156, 14201, 16445, 16783, 25820, 28402, 29693, 32890, 33566, 56804, 59386, 65780, 67132, 71005, 83915, 118772, 142010, 148465, 167830, 184613, 284020, 296930, 326623, 335660, 369226, 386009, 593860, 653246, 738452, 772018, 923065, 1306492, 1544036, 1633115, 1846130, 1930045, 3266230, 3692260, 3860090, 4246099, 6532460, 7720180, 8492198, 16984396, 21230495, 42460990, 84921980]

約数ペア:

[(1, 84921980), (2, 42460990), (4, 21230495), (5, 16984396), (10, 8492198), (11, 7720180), (13, 6532460), (20, 4246099), (22, 3860090), (23, 3692260), (26, 3266230), (44, 1930045), (46, 1846130), (52, 1633115), (55, 1544036), (65, 1306492), (92, 923065), (110, 772018), (115, 738452), (130, 653246), (143, 593860), (220, 386009), (230, 369226), (253, 335660), (260, 326623), (286, 296930), (299, 284020), (460, 184613), (506, 167830), (572, 148465), (598, 142010), (715, 118772), (1012, 83915), (1196, 71005), (1265, 67132), (1291, 65780), (1430, 59386), (1495, 56804), (2530, 33566), (2582, 32890), (2860, 29693), (2990, 28402), (3289, 25820), (5060, 16783), (5164, 16445), (5980, 14201), (6455, 13156), (6578, 12910)]