75818980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1289}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 169691760

約数和(自身を除く): 93872780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 340, 346, 692, 865, 1289, 1730, 2578, 2941, 3460, 5156, 5882, 6445, 11764, 12890, 14705, 21913, 25780, 29410, 43826, 58820, 87652, 109565, 219130, 222997, 438260, 445994, 891988, 1114985, 2229970, 3790949, 4459940, 7581898, 15163796, 18954745, 37909490, 75818980]

約数ペア:

[(1, 75818980), (2, 37909490), (4, 18954745), (5, 15163796), (10, 7581898), (17, 4459940), (20, 3790949), (34, 2229970), (68, 1114985), (85, 891988), (170, 445994), (173, 438260), (340, 222997), (346, 219130), (692, 109565), (865, 87652), (1289, 58820), (1730, 43826), (2578, 29410), (2941, 25780), (3460, 21913), (5156, 14705), (5882, 12890), (6445, 11764)]