76879780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 175771008

約数和(自身を除く): 98891228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 283, 289, 340, 470, 566, 578, 799, 940, 1132, 1156, 1415, 1445, 1598, 2830, 2890, 3196, 3995, 4811, 5660, 5780, 7990, 9622, 13301, 13583, 15980, 19244, 24055, 26602, 27166, 48110, 53204, 54332, 66505, 67915, 81787, 96220, 133010, 135830, 163574, 226117, 266020, 271660, 327148, 408935, 452234, 817870, 904468, 1130585, 1635740, 2261170, 3843989, 4522340, 7687978, 15375956, 19219945, 38439890, 76879780]

約数ペア:

[(1, 76879780), (2, 38439890), (4, 19219945), (5, 15375956), (10, 7687978), (17, 4522340), (20, 3843989), (34, 2261170), (47, 1635740), (68, 1130585), (85, 904468), (94, 817870), (170, 452234), (188, 408935), (235, 327148), (283, 271660), (289, 266020), (340, 226117), (470, 163574), (566, 135830), (578, 133010), (799, 96220), (940, 81787), (1132, 67915), (1156, 66505), (1415, 54332), (1445, 53204), (1598, 48110), (2830, 27166), (2890, 26602), (3196, 24055), (3995, 19244), (4811, 15980), (5660, 13583), (5780, 13301), (7990, 9622)]