80454616840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{71663}}^1$

素因数の和:71831

約数の個数: 128

約数和(自身を含む): 208043458560

約数和(自身を除く): 127588841720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 127, 130, 136, 170, 221, 254, 260, 340, 442, 508, 520, 635, 680, 884, 1016, 1105, 1270, 1651, 1768, 2159, 2210, 2540, 3302, 4318, 4420, 5080, 6604, 8255, 8636, 8840, 10795, 13208, 16510, 17272, 21590, 28067, 33020, 43180, 56134, 66040, 71663, 86360, 112268, 140335, 143326, 224536, 280670, 286652, 358315, 561340, 573304, 716630, 931619, 1122680, 1218271, 1433260, 1863238, 2436542, 2866520, 3726476, 4658095, 4873084, 6091355, 7452952, 9101201, 9316190, 9746168, 12182710, 15837523, 18202402, 18632380, 24365420, 31675046, 36404804, 37264760, 45506005, 48730840, 63350092, 72809608, 79187615, 91012010, 118315613, 126700184, 154720417, 158375230, 182024020, 236631226, 309440834, 316750460, 364048040, 473262452, 591578065, 618881668, 633500920, 773602085, 946524904, 1183156130, 1237763336, 1547204170, 2011365421, 2366312260, 3094408340, 4022730842, 4732624520, 6188816680, 8045461684, 10056827105, 16090923368, 20113654210, 40227308420, 80454616840]

約数ペア:

[(1, 80454616840), (2, 40227308420), (4, 20113654210), (5, 16090923368), (8, 10056827105), (10, 8045461684), (13, 6188816680), (17, 4732624520), (20, 4022730842), (26, 3094408340), (34, 2366312260), (40, 2011365421), (52, 1547204170), (65, 1237763336), (68, 1183156130), (85, 946524904), (104, 773602085), (127, 633500920), (130, 618881668), (136, 591578065), (170, 473262452), (221, 364048040), (254, 316750460), (260, 309440834), (340, 236631226), (442, 182024020), (508, 158375230), (520, 154720417), (635, 126700184), (680, 118315613), (884, 91012010), (1016, 79187615), (1105, 72809608), (1270, 63350092), (1651, 48730840), (1768, 45506005), (2159, 37264760), (2210, 36404804), (2540, 31675046), (3302, 24365420), (4318, 18632380), (4420, 18202402), (5080, 15837523), (6604, 12182710), (8255, 9746168), (8636, 9316190), (8840, 9101201), (10795, 7452952), (13208, 6091355), (16510, 4873084), (17272, 4658095), (21590, 3726476), (28067, 2866520), (33020, 2436542), (43180, 1863238), (56134, 1433260), (66040, 1218271), (71663, 1122680), (86360, 931619), (112268, 716630), (140335, 573304), (143326, 561340), (224536, 358315), (280670, 286652)]