7939950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1289

約数の個数: 48

約数和(自身を含む): 20165376

約数和(自身を除く): 12225426

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1231, 1290, 2150, 2462, 3225, 3693, 6155, 6450, 7386, 12310, 18465, 30775, 36930, 52933, 61550, 92325, 105866, 158799, 184650, 264665, 317598, 529330, 793995, 1323325, 1587990, 2646650, 3969975, 7939950]

約数ペア:

[(1, 7939950), (2, 3969975), (3, 2646650), (5, 1587990), (6, 1323325), (10, 793995), (15, 529330), (25, 317598), (30, 264665), (43, 184650), (50, 158799), (75, 105866), (86, 92325), (129, 61550), (150, 52933), (215, 36930), (258, 30775), (430, 18465), (645, 12310), (1075, 7386), (1231, 6450), (1290, 6155), (2150, 3693), (2462, 3225)]