103981520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{757}}^1$

素因数の和:888

約数の個数: 80

約数和(自身を含む): 258853968

約数和(自身を除く): 154872448

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 404, 505, 680, 757, 808, 1010, 1360, 1514, 1616, 1717, 2020, 3028, 3434, 3785, 4040, 6056, 6868, 7570, 8080, 8585, 12112, 12869, 13736, 15140, 17170, 25738, 27472, 30280, 34340, 51476, 60560, 64345, 68680, 76457, 102952, 128690, 137360, 152914, 205904, 257380, 305828, 382285, 514760, 611656, 764570, 1029520, 1223312, 1299769, 1529140, 2599538, 3058280, 5199076, 6116560, 6498845, 10398152, 12997690, 20796304, 25995380, 51990760, 103981520]

約数ペア:

[(1, 103981520), (2, 51990760), (4, 25995380), (5, 20796304), (8, 12997690), (10, 10398152), (16, 6498845), (17, 6116560), (20, 5199076), (34, 3058280), (40, 2599538), (68, 1529140), (80, 1299769), (85, 1223312), (101, 1029520), (136, 764570), (170, 611656), (202, 514760), (272, 382285), (340, 305828), (404, 257380), (505, 205904), (680, 152914), (757, 137360), (808, 128690), (1010, 102952), (1360, 76457), (1514, 68680), (1616, 64345), (1717, 60560), (2020, 51476), (3028, 34340), (3434, 30280), (3785, 27472), (4040, 25738), (6056, 17170), (6868, 15140), (7570, 13736), (8080, 12869), (8585, 12112)]