80729940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79147}}^1$

素因数の和:79176

約数の個数: 48

約数和(自身を含む): 239343552

約数和(自身を除く): 158613612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 79147, 158294, 237441, 316588, 395735, 474882, 791470, 949764, 1187205, 1345499, 1582940, 2374410, 2690998, 4036497, 4748820, 5381996, 6727495, 8072994, 13454990, 16145988, 20182485, 26909980, 40364970, 80729940]

約数ペア:

[(1, 80729940), (2, 40364970), (3, 26909980), (4, 20182485), (5, 16145988), (6, 13454990), (10, 8072994), (12, 6727495), (15, 5381996), (17, 4748820), (20, 4036497), (30, 2690998), (34, 2374410), (51, 1582940), (60, 1345499), (68, 1187205), (85, 949764), (102, 791470), (170, 474882), (204, 395735), (255, 316588), (340, 237441), (510, 158294), (1020, 79147)]