66900560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 164346624

約数和(自身を除く): 97446064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 103, 115, 184, 206, 230, 353, 368, 412, 460, 515, 706, 824, 920, 1030, 1412, 1648, 1765, 1840, 2060, 2369, 2824, 3530, 4120, 4738, 5648, 7060, 8119, 8240, 9476, 11845, 14120, 16238, 18952, 23690, 28240, 32476, 36359, 37904, 40595, 47380, 64952, 72718, 81190, 94760, 129904, 145436, 162380, 181795, 189520, 290872, 324760, 363590, 581744, 649520, 727180, 836257, 1454360, 1672514, 2908720, 3345028, 4181285, 6690056, 8362570, 13380112, 16725140, 33450280, 66900560]

約数ペア:

[(1, 66900560), (2, 33450280), (4, 16725140), (5, 13380112), (8, 8362570), (10, 6690056), (16, 4181285), (20, 3345028), (23, 2908720), (40, 1672514), (46, 1454360), (80, 836257), (92, 727180), (103, 649520), (115, 581744), (184, 363590), (206, 324760), (230, 290872), (353, 189520), (368, 181795), (412, 162380), (460, 145436), (515, 129904), (706, 94760), (824, 81190), (920, 72718), (1030, 64952), (1412, 47380), (1648, 40595), (1765, 37904), (1840, 36359), (2060, 32476), (2369, 28240), (2824, 23690), (3530, 18952), (4120, 16238), (4738, 14120), (5648, 11845), (7060, 9476), (8119, 8240)]