141948980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{3187}}^1$

素因数の和:3344

約数の個数: 48

約数和(自身を含む): 318136896

約数和(自身を除く): 176187916

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 2227, 2620, 3187, 4454, 6374, 8908, 11135, 12748, 15935, 22270, 31870, 44540, 54179, 63740, 108358, 216716, 270895, 417497, 541790, 834994, 1083580, 1669988, 2087485, 4174970, 7097449, 8349940, 14194898, 28389796, 35487245, 70974490, 141948980]

約数ペア:

[(1, 141948980), (2, 70974490), (4, 35487245), (5, 28389796), (10, 14194898), (17, 8349940), (20, 7097449), (34, 4174970), (68, 2087485), (85, 1669988), (131, 1083580), (170, 834994), (262, 541790), (340, 417497), (524, 270895), (655, 216716), (1310, 108358), (2227, 63740), (2620, 54179), (3187, 44540), (4454, 31870), (6374, 22270), (8908, 15935), (11135, 12748)]