79026440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 185656320

約数和(自身を除く): 106629880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 631, 808, 1010, 1240, 1262, 2020, 2524, 3131, 3155, 4040, 5048, 6262, 6310, 12524, 12620, 15655, 19561, 25048, 25240, 31310, 39122, 62620, 63731, 78244, 97805, 125240, 127462, 156488, 195610, 254924, 318655, 391220, 509848, 637310, 782440, 1274620, 1975661, 2549240, 3951322, 7902644, 9878305, 15805288, 19756610, 39513220, 79026440]

約数ペア:

[(1, 79026440), (2, 39513220), (4, 19756610), (5, 15805288), (8, 9878305), (10, 7902644), (20, 3951322), (31, 2549240), (40, 1975661), (62, 1274620), (101, 782440), (124, 637310), (155, 509848), (202, 391220), (248, 318655), (310, 254924), (404, 195610), (505, 156488), (620, 127462), (631, 125240), (808, 97805), (1010, 78244), (1240, 63731), (1262, 62620), (2020, 39122), (2524, 31310), (3131, 25240), (3155, 25048), (4040, 19561), (5048, 15655), (6262, 12620), (6310, 12524)]