91549420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 209192256

約数和(自身を除く): 117642836

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 289, 337, 340, 470, 578, 674, 799, 940, 1156, 1348, 1445, 1598, 1685, 2890, 3196, 3370, 3995, 5729, 5780, 6740, 7990, 11458, 13583, 15839, 15980, 22916, 27166, 28645, 31678, 54332, 57290, 63356, 67915, 79195, 97393, 114580, 135830, 158390, 194786, 269263, 271660, 316780, 389572, 486965, 538526, 973930, 1077052, 1346315, 1947860, 2692630, 4577471, 5385260, 9154942, 18309884, 22887355, 45774710, 91549420]

約数ペア:

[(1, 91549420), (2, 45774710), (4, 22887355), (5, 18309884), (10, 9154942), (17, 5385260), (20, 4577471), (34, 2692630), (47, 1947860), (68, 1346315), (85, 1077052), (94, 973930), (170, 538526), (188, 486965), (235, 389572), (289, 316780), (337, 271660), (340, 269263), (470, 194786), (578, 158390), (674, 135830), (799, 114580), (940, 97393), (1156, 79195), (1348, 67915), (1445, 63356), (1598, 57290), (1685, 54332), (2890, 31678), (3196, 28645), (3370, 27166), (3995, 22916), (5729, 15980), (5780, 15839), (6740, 13583), (7990, 11458)]