66478840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1657}}^1$

素因数の和:1744

約数の個数: 64

約数和(自身を含む): 161157600

約数和(自身を除く): 94678760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 680, 1003, 1180, 1657, 2006, 2360, 3314, 4012, 5015, 6628, 8024, 8285, 10030, 13256, 16570, 20060, 28169, 33140, 40120, 56338, 66280, 97763, 112676, 140845, 195526, 225352, 281690, 391052, 488815, 563380, 782104, 977630, 1126760, 1661971, 1955260, 3323942, 3910520, 6647884, 8309855, 13295768, 16619710, 33239420, 66478840]

約数ペア:

[(1, 66478840), (2, 33239420), (4, 16619710), (5, 13295768), (8, 8309855), (10, 6647884), (17, 3910520), (20, 3323942), (34, 1955260), (40, 1661971), (59, 1126760), (68, 977630), (85, 782104), (118, 563380), (136, 488815), (170, 391052), (236, 281690), (295, 225352), (340, 195526), (472, 140845), (590, 112676), (680, 97763), (1003, 66280), (1180, 56338), (1657, 40120), (2006, 33140), (2360, 28169), (3314, 20060), (4012, 16570), (5015, 13256), (6628, 10030), (8024, 8285)]