66175220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{107}}^2$

素因数の和:257

約数の個数: 54

約数和(自身を含む): 149015958

約数和(自身を除く): 82840738

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 289, 340, 428, 535, 578, 1070, 1156, 1445, 1819, 2140, 2890, 3638, 5780, 7276, 9095, 11449, 18190, 22898, 30923, 36380, 45796, 57245, 61846, 114490, 123692, 154615, 194633, 228980, 309230, 389266, 618460, 778532, 973165, 1946330, 3308761, 3892660, 6617522, 13235044, 16543805, 33087610, 66175220]

約数ペア:

[(1, 66175220), (2, 33087610), (4, 16543805), (5, 13235044), (10, 6617522), (17, 3892660), (20, 3308761), (34, 1946330), (68, 973165), (85, 778532), (107, 618460), (170, 389266), (214, 309230), (289, 228980), (340, 194633), (428, 154615), (535, 123692), (578, 114490), (1070, 61846), (1156, 57245), (1445, 45796), (1819, 36380), (2140, 30923), (2890, 22898), (3638, 18190), (5780, 11449), (7276, 9095)]