163670390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2389}}^1$

素因数の和:2457

約数の個数: 64

約数和(自身を含む): 346913280

約数和(自身を除く): 183242890

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 310, 403, 442, 527, 806, 1054, 1105, 2015, 2210, 2389, 2635, 4030, 4778, 5270, 6851, 11945, 13702, 23890, 31057, 34255, 40613, 62114, 68510, 74059, 81226, 148118, 155285, 203065, 310570, 370295, 406130, 527969, 740590, 962767, 1055938, 1259003, 1925534, 2518006, 2639845, 4813835, 5279690, 6295015, 9627670, 12590030, 16367039, 32734078, 81835195, 163670390]

約数ペア:

[(1, 163670390), (2, 81835195), (5, 32734078), (10, 16367039), (13, 12590030), (17, 9627670), (26, 6295015), (31, 5279690), (34, 4813835), (62, 2639845), (65, 2518006), (85, 1925534), (130, 1259003), (155, 1055938), (170, 962767), (221, 740590), (310, 527969), (403, 406130), (442, 370295), (527, 310570), (806, 203065), (1054, 155285), (1105, 148118), (2015, 81226), (2210, 74059), (2389, 68510), (2635, 62114), (4030, 40613), (4778, 34255), (5270, 31057), (6851, 23890), (11945, 13702)]