489164080385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{51691}}^1$

素因数の和:51870

約数の個数: 64

約数和(自身を含む): 664568893440

約数和(自身を除く): 175404813055

約数列:

[1, 5, 19, 23, 61, 71, 95, 115, 305, 355, 437, 1159, 1349, 1403, 1633, 2185, 4331, 5795, 6745, 7015, 8165, 21655, 26657, 31027, 51691, 82289, 99613, 133285, 155135, 258455, 411445, 498065, 982129, 1188893, 1892647, 3153151, 3670061, 4910645, 5944465, 9463235, 15765755, 18350305, 22588967, 59909869, 69731159, 72522473, 84411403, 112944835, 223873721, 299549345, 348655795, 362612365, 422057015, 1119368605, 1377926987, 1603816657, 4253600699, 5149095583, 6889634935, 8019083285, 21268003495, 25745477915, 97832816077, 489164080385]

約数ペア:

[(1, 489164080385), (5, 97832816077), (19, 25745477915), (23, 21268003495), (61, 8019083285), (71, 6889634935), (95, 5149095583), (115, 4253600699), (305, 1603816657), (355, 1377926987), (437, 1119368605), (1159, 422057015), (1349, 362612365), (1403, 348655795), (1633, 299549345), (2185, 223873721), (4331, 112944835), (5795, 84411403), (6745, 72522473), (7015, 69731159), (8165, 59909869), (21655, 22588967), (26657, 18350305), (31027, 15765755), (51691, 9463235), (82289, 5944465), (99613, 4910645), (133285, 3670061), (155135, 3153151), (258455, 1892647), (411445, 1188893), (498065, 982129)]