81025956

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 239803200

約数和(自身を除く): 158777244

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 89, 99, 114, 121, 132, 171, 178, 198, 209, 228, 242, 267, 342, 356, 363, 396, 418, 484, 534, 627, 684, 726, 801, 836, 979, 1068, 1089, 1254, 1331, 1452, 1602, 1691, 1881, 1958, 2178, 2299, 2508, 2662, 2937, 3204, 3382, 3762, 3916, 3993, 4356, 4598, 5073, 5324, 5874, 6764, 6897, 7524, 7986, 8811, 9196, 10146, 10769, 11748, 11979, 13794, 15219, 15972, 17622, 18601, 20292, 20691, 21538, 23958, 25289, 27588, 30438, 32307, 35244, 37202, 41382, 43076, 47916, 50578, 55803, 60876, 64614, 74404, 75867, 82764, 96921, 101156, 111606, 118459, 129228, 151734, 167409, 193842, 204611, 223212, 227601, 236918, 303468, 334818, 355377, 387684, 409222, 455202, 473836, 613833, 669636, 710754, 818444, 910404, 1066131, 1227666, 1421508, 1841499, 2132262, 2250721, 2455332, 3682998, 4264524, 4501442, 6752163, 7365996, 9002884, 13504326, 20256489, 27008652, 40512978, 81025956]

約数ペア:

[(1, 81025956), (2, 40512978), (3, 27008652), (4, 20256489), (6, 13504326), (9, 9002884), (11, 7365996), (12, 6752163), (18, 4501442), (19, 4264524), (22, 3682998), (33, 2455332), (36, 2250721), (38, 2132262), (44, 1841499), (57, 1421508), (66, 1227666), (76, 1066131), (89, 910404), (99, 818444), (114, 710754), (121, 669636), (132, 613833), (171, 473836), (178, 455202), (198, 409222), (209, 387684), (228, 355377), (242, 334818), (267, 303468), (342, 236918), (356, 227601), (363, 223212), (396, 204611), (418, 193842), (484, 167409), (534, 151734), (627, 129228), (684, 118459), (726, 111606), (801, 101156), (836, 96921), (979, 82764), (1068, 75867), (1089, 74404), (1254, 64614), (1331, 60876), (1452, 55803), (1602, 50578), (1691, 47916), (1881, 43076), (1958, 41382), (2178, 37202), (2299, 35244), (2508, 32307), (2662, 30438), (2937, 27588), (3204, 25289), (3382, 23958), (3762, 21538), (3916, 20691), (3993, 20292), (4356, 18601), (4598, 17622), (5073, 15972), (5324, 15219), (5874, 13794), (6764, 11979), (6897, 11748), (7524, 10769), (7986, 10146), (8811, 9196)]