25200303920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{135719}}^1$

素因数の和:135954

約数の個数: 80

約数和(自身を含む): 64220532480

約数和(自身を除く): 39020228560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 211, 220, 422, 440, 844, 880, 1055, 1688, 2110, 2321, 3376, 4220, 4642, 8440, 9284, 11605, 16880, 18568, 23210, 37136, 46420, 92840, 135719, 185680, 271438, 542876, 678595, 1085752, 1357190, 1492909, 2171504, 2714380, 2985818, 5428760, 5971636, 7464545, 10857520, 11943272, 14929090, 23886544, 28636709, 29858180, 57273418, 59716360, 114546836, 119432720, 143183545, 229093672, 286367090, 315003799, 458187344, 572734180, 630007598, 1145468360, 1260015196, 1575018995, 2290936720, 2520030392, 3150037990, 5040060784, 6300075980, 12600151960, 25200303920]

約数ペア:

[(1, 25200303920), (2, 12600151960), (4, 6300075980), (5, 5040060784), (8, 3150037990), (10, 2520030392), (11, 2290936720), (16, 1575018995), (20, 1260015196), (22, 1145468360), (40, 630007598), (44, 572734180), (55, 458187344), (80, 315003799), (88, 286367090), (110, 229093672), (176, 143183545), (211, 119432720), (220, 114546836), (422, 59716360), (440, 57273418), (844, 29858180), (880, 28636709), (1055, 23886544), (1688, 14929090), (2110, 11943272), (2321, 10857520), (3376, 7464545), (4220, 5971636), (4642, 5428760), (8440, 2985818), (9284, 2714380), (11605, 2171504), (16880, 1492909), (18568, 1357190), (23210, 1085752), (37136, 678595), (46420, 542876), (92840, 271438), (135719, 185680)]