72159836

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 149022720

約数和(自身を除く): 76862884

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 239, 263, 287, 478, 526, 574, 956, 1052, 1148, 1673, 1841, 3346, 3682, 6692, 7364, 9799, 10783, 19598, 21566, 39196, 43132, 62857, 68593, 75481, 125714, 137186, 150962, 251428, 274372, 301924, 439999, 879998, 1759996, 2577137, 5154274, 10308548, 18039959, 36079918, 72159836]

約数ペア:

[(1, 72159836), (2, 36079918), (4, 18039959), (7, 10308548), (14, 5154274), (28, 2577137), (41, 1759996), (82, 879998), (164, 439999), (239, 301924), (263, 274372), (287, 251428), (478, 150962), (526, 137186), (574, 125714), (956, 75481), (1052, 68593), (1148, 62857), (1673, 43132), (1841, 39196), (3346, 21566), (3682, 19598), (6692, 10783), (7364, 9799)]